Order your Antal rope clutches online, view all Antal sailboat hardware or contact Mauri Pro Sailing for more information on upgrading your running rigging and rope clutches.
Oct 17, 2013
Antal V-Grip Clutches
Antal's line of V-Grip rope clutches is an excellent option for line management on your sailboat. Clutch selection has become critical as today's high-tech lines are capable of carrying much higher loads in smaller diameters than what was previously available. As running rigging gets upgraded, a review of your clutches is also recommended. The high load-capacity-to-diameter ratio of Dyneema, Vectran and Technora cored lines reduces the amount of surface area available to hold the line, meaning a rough holding surface has a higher likelihood of damaging the cover of the line. Antal's V-Grip clutches seek to reduce the damage to your line without sacrificing holding power by increasing the surface area of the cam itself, so it can spread the holding load over more of the line cover. Check out the video below for a more detailed explanation of Antal's clutch options and manufacturing process.
Order your Antal rope clutches online, view all Antal sailboat hardware or contact Mauri Pro Sailing for more information on upgrading your running rigging and rope clutches.
Order your Antal rope clutches online, view all Antal sailboat hardware or contact Mauri Pro Sailing for more information on upgrading your running rigging and rope clutches.
Jonathan McMillan, Technology and Technical Assistance
Continuing with our 20th Anniversary, we would like to highlight one of our most knowledgeable tech's, Jonathan. He can help you with just about any technical difficulty. whether its quoting and installing a switch-battcar system on an 80' yacht or doing an entire electronics and navigation overhaul on your boat, this is the man you need to talk to!

Never expecting to turn his passion into his living,
Jonathan studied Math and Engineering in college and eventually found himself
far from the sea in Fort Worth, Texas. It took some time, but a return to the
water was inevitable, this time on the many inland lakes that dot Texas. As a
way to sail he decided to try racing, and fell into his second love. Making up for lost time, Jonathan quickly found
himself engrossed in racing multiple times a week for most of the year and has
since gained extensive experience from the bow to the traveller and at the nav
station during distance races. His history includes a wide range of keelboats
including J/22, J/80, Hobie 33, Beneteau 36.7, Farr 39ML and most recently a
trans-superior regatta on board a Joubert-Nivelt IOR 50.
Sailing experience aside, it was Jonathan's technical skills
that brought him to Mauri Pro Sailing where he can now live sailing full time.
Web development, analysis and optimization are important to help customers find
what they're looking for within our store, and to provide the information they
need to make a selection. When questions arise Jonathan is the go-to guy for
sailing instruments, autopilots, electric winches and windlasses.
Oct 10, 2013
Harken Ratchet Blocks Q&A Session
If you ever have any questions about the Harken ratchet blocks, this is a great opportunity to see some of the most frequently asked questions regarding the Harken ratchets.
General Information
Harken Ratchamatic®, Carbo Ratchet, and Hexaratchet® blocks are lightweight, strong, and run exclusively on ball bearings for fast trimming under any load.
What are Harken ratchet blocks?

Options include ratchet blocks with beckets, adjustable cams, multiple sheaves, adjustable automatic load-sensing mechanisms, and footblock and fiddle configurations. Harken offers ratchet blocks in sizes between 40 and 75 mm (1 9/16"–3").
Where should I use ratchet blocks?

Some dinghies and sportboats even use two Ratchamatics® in series for turns less than 90 degrees per ratchet block.
What are Harken Hexaratchets® and Carbo Ratchets?

What is a Carbo Ratchamatic®?

How do I adjust a Carbo Ratchamatic to engage the ratchet at a higher or lower load?

Oct 4, 2013
Maia Caffelli, our Director of Global Operations
Today, we would like to introduce you to one of the key members on the Mauri Pro Sailing team, Maia Caffelli, our Director of Global Operations:
When asked about her time at the company, Maia commented: “I have been sailing with Juan since we were
both in our 20’s, (a looooong time a ago). And I even endured a great deal
of bruises thanks to all of that J24 roll tacking. I'm SURE there will be more bruises and great memories to come!”
Moving forward, Juan started the business and within a couple of
weeks asked Maia to join as co-founder
and to manage the daily operations of the new company. As the company grew, her
position and role within the company evolved into a much larger position of
responsibility she became the Director of Global Operations.
Maia was born in Peru to an Italian family, and grew up speaking
Italian and Castilian (Peruvian Spanish, which is like Spanish, but sounds
nothing like Spanish!). When the company was started, Maia put in an immense
amount of effort just to learn English. She worked full time, attended night
classes, AND raised two kids, Ale and Giacomo (since both of the kids loved to scuba dive and cruise, it seemed that salt water ran through their veins!) All
in all, it presented an interesting and exciting challenge for Maia, as she
worked day and night with a rapidly growing internet company.
We sat down with Maia and asked her a few questions on her role
and how the company is going:
What challenges do you have today?
Today, with all the tools
and connections we have learned and developed as the company has grown, my biggest and most enjoyable challenge is to get
the Best
Customer
Service to our loyal customers around the world. Every day presents a challenge, but most importantly, every day brings a new experience that I can bring back to
my team to help them improve our business each day.
How do you see the company moving forward?
Our
background comes from different continents and that makes us unique. It helps us to understand the culture, necessities, and requirements of all types of sailors
throughout the world. We understand that your boat is your home, your hobby, and your passion. We ourselves are passionate
sailors that love to compete and innovate every minute. We can assure you that we will never stop
finding new options and solutions that will better serve you, the sailor. We will continue to
commit ourselves to making Mauri Pro Sailing the top Online Sailing Store.
Oct 3, 2013
Spinlock Eye Candy
Its really a pleasure to be able to view some of the technical capabilities of Spinlock. Seen on the new Gunboat 66 and new Alegre are thesenew carbon padeyes
PD6/C, PD8/C, PD10/C and PD12/C.
Constructed from a single
loop of 17-4PH stainless steel with no welds, giving excellent strength to
weight ratio, Spinlock PD/C Pad Eyes use a stainless steel collar in the
laminate area to increase the bearing area helping minimise the tearing
effect suffered by standard pad eyes in cored decks, as well as improved shock
loading resistance. This increase in diameter through the collars also reduces
the requirement for local reinforcement in the deck area, furthering weight
reduction. With their one piece design, the PD/C are able to work efficiently
with horizontal loadings, with SWL load 20% above other designs.To view all Spinlock products go to: http://www.mauriprosailing.com/us/category/2-Spinlock.html
Sep 27, 2013
Our History at MAURI PRO SAILING
As we approach our 20th. anniversary we want to start a series of small postings about how we got here and who helped lead us to this point. Obviously we will need to start with the company founder Juan Mauri, but not before mentioning that Mauri Pro Sailing has grown from a guy selling sails to pay his way to regattas to a Multi-national network of sailing websites and stores with customers, friends and affiliations worldwide.
About Juan Mauri
Juan is a passionate sailor, always looking forward to talk with other sailors about sail trim, deck layouts, racing techniques and more. He is the President and Business Director of Mauri Pro Sailing and active supporter of many US and international one design classes and sailing organizations.
Juan Mauri is a world-class one-design sailor and our racing guru. He has been a sail consultant since 1991 for several sail makers. While living in South America, Juan won over (??? Read contest below) national titles in IMS, J-24 and Lasers. He represented his native country Peru in the Pan American Games and won the South American Match Racing Championships. In 1999, he moved to the United States. Since then, he has won many International, North Americans and NOOD Regattas. Using the techniques he developed as the MPS formula for success and the 1% approach to sailboat racing, Juan lead several teams to winning campaigns and successful businesses. Juan remains active running seminars, sail testing, and working on brand development. He also enjoys doing crazy things like: Shark Diving, getting rid of his car racing/driving bug, and going over and over about trekking all the way up to Mount Everest Base Camp (plus who knows what else).
From the business point of view, Juan is tireless about searching for new, better ways to serve the sailing community and sailors worldwide. We are sure that the Mauri Pro Sailing websites reflect that effort, and that the crew of Mauri Pro Sailing keeps pushing forward every day to become an even better team so that we can deliver the best Technical Support and e-tools available to sailors worldwide.
Note: Juan's background in industrial & textile design and e-commerce focus has helped him on the analysis of better sails, trimming techniques, sail hardware, and deck selection guides. Juan is not only a creative sailor, but also a natural teacher. He is available to take your questions at any time.
Contest: Guess how many National and International Regattas Juan has won over the last 33 years and win a Offshore Sailing Jacket. Guess how many times he place 2nd, and we will add the trousers.
About Juan Mauri
Juan is a passionate sailor, always looking forward to talk with other sailors about sail trim, deck layouts, racing techniques and more. He is the President and Business Director of Mauri Pro Sailing and active supporter of many US and international one design classes and sailing organizations.
Juan Mauri is a world-class one-design sailor and our racing guru. He has been a sail consultant since 1991 for several sail makers. While living in South America, Juan won over (??? Read contest below) national titles in IMS, J-24 and Lasers. He represented his native country Peru in the Pan American Games and won the South American Match Racing Championships. In 1999, he moved to the United States. Since then, he has won many International, North Americans and NOOD Regattas. Using the techniques he developed as the MPS formula for success and the 1% approach to sailboat racing, Juan lead several teams to winning campaigns and successful businesses. Juan remains active running seminars, sail testing, and working on brand development. He also enjoys doing crazy things like: Shark Diving, getting rid of his car racing/driving bug, and going over and over about trekking all the way up to Mount Everest Base Camp (plus who knows what else).
From the business point of view, Juan is tireless about searching for new, better ways to serve the sailing community and sailors worldwide. We are sure that the Mauri Pro Sailing websites reflect that effort, and that the crew of Mauri Pro Sailing keeps pushing forward every day to become an even better team so that we can deliver the best Technical Support and e-tools available to sailors worldwide.
Note: Juan's background in industrial & textile design and e-commerce focus has helped him on the analysis of better sails, trimming techniques, sail hardware, and deck selection guides. Juan is not only a creative sailor, but also a natural teacher. He is available to take your questions at any time.
Contest: Guess how many National and International Regattas Juan has won over the last 33 years and win a Offshore Sailing Jacket. Guess how many times he place 2nd, and we will add the trousers.
Sep 19, 2013
NovaSail NS START: GPS Instruments Made Easy
From the Mauri Pro Sailing Technical Department
NovaSail has recently updated their line of GPS Sailing Instruments to add improvements and streamline your options. The line now consists of two clear options, the NS START and the NS360 Wireless. No longer are the NS100 and NS360+. The NS360 Wireless is the current flagship model with the longest feature list. NovaSail designed the NS START as a complement to the NS360 Wireless for those not requiring a magnetic compass or the waypoint and route management functions.
The NS START offers a simple interface with two modes and hands off operation once you've entered the start sequence. In Start mode, dedicated boat and pin end buttons make it easy to set the line to give you distance to the start, and the timer is always ready to go at a single button press. When the clock hits zero the NS START automatically switches over to Run mode, giving you boat speed and heading. You can run and entire race with just three button presses.
The simplicity of the NS START should not be mistaken for a lack of options. It still functions as a data loggger, storing up to 400 hours of racing which can be downloaded to your computer for post-race analysis. The LCD backlight allows for use day or night. Speed and Course data can be set to three different damping levels to make it easy to read in highly variable conditions like when sailing in high seas. Pressing the boat and pin buttons together displays the current latitude and longitude in case you need to give your position in an emergency. All that rolled into a compact, waterproof and ultra robust package that runs for over 30 hours on a single AA battery.
The NS START package includes the unit itself, wireless interface and cable for downloading data, dovetail bracket for mounting, tether string, screws, operating manual and a pair of NovaSail stickers.
You can find more information on the NS START including detailed specifications and the product manual by visiting the NovaSail Store on Mauri Pro Sailing.
Let us know if you have any questions or requests for future articles by posting in the comments below.
Max VMG,
Jonathan - Mauri Pro Sailing Technical Staff
NovaSail has recently updated their line of GPS Sailing Instruments to add improvements and streamline your options. The line now consists of two clear options, the NS START and the NS360 Wireless. No longer are the NS100 and NS360+. The NS360 Wireless is the current flagship model with the longest feature list. NovaSail designed the NS START as a complement to the NS360 Wireless for those not requiring a magnetic compass or the waypoint and route management functions.
![]() |
NovaSail NS360 Wireless and NS Start |
The simplicity of the NS START should not be mistaken for a lack of options. It still functions as a data loggger, storing up to 400 hours of racing which can be downloaded to your computer for post-race analysis. The LCD backlight allows for use day or night. Speed and Course data can be set to three different damping levels to make it easy to read in highly variable conditions like when sailing in high seas. Pressing the boat and pin buttons together displays the current latitude and longitude in case you need to give your position in an emergency. All that rolled into a compact, waterproof and ultra robust package that runs for over 30 hours on a single AA battery.
The NS START package includes the unit itself, wireless interface and cable for downloading data, dovetail bracket for mounting, tether string, screws, operating manual and a pair of NovaSail stickers.
![]() |
NovaSail NS Start Box Contents |
Let us know if you have any questions or requests for future articles by posting in the comments below.
Max VMG,
Jonathan - Mauri Pro Sailing Technical Staff
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