Bases & Entensions

Replacement 2-1/16" urethane for Streamlined 1994 to present universals. Streamlined tendons are the only ones that offer the quality, strength and reliability associated with the Streamlined name. 95SH / STIFFCompatible...

Chinook replacement tendon joint for mast base. Standard with most tendon bases on the market. Fits the 1-Bolt and 2-Bolt US & Euro-Pin Tendon Bases Easy to install Specs: Length...

Replacement Urethane TendonThis Universals Tendon is a replacement for Simmer, Aeron, Gaastra, Goya, Unifiber, Naish, Starboard, Severne, and other bases.Specs:Length = 56 mmDiameter = 20 mmHole locations = 9 mm...

Pre-preg carbon tube, with increased wall thickness to 3.8 mm for the ultimate durability against bending and breaking. Fitted with a stainless steel cleat/pulley offering the best weight to stiffness...

Aeron & Simmer Auto Cam CollarThis replacement collar for Aeron and Simmer base extensions features a unique auto cam hinged collar.Features: - Stainless construction – for superior strength.- Hinged for...

Replace a lost collar on any Streamlined extension. Includes pin.Replace a lost collar on any RDM extension. Includes pin.

A flyweight protector that allows hassle-free barefoot sailing without unwanted pain to the toes.

Brass insert with a "T" cross-section.Brass insert with a "T" cross-section.

Stainless steal fitting and new collar system. For RDM mast.The SX6 is designed with T8 aluminium tube, with increased wall thickness to 3.8 mm for the heavy duty durability, secure...

Winning pro contests in all disciplines for 15 years.The twist-on board attachment system allows you to hand attach, hand adjust, hand remove. It is low profile, low bend point, on...

Winning pro contests in all disciplines for 15 years.The Quick-lock board attachment system allows you to connect and disconnect the board from the rig below the joint as well as...

Replacement 2-1/16" urethane for Streamlined 1994 to present universals. Streamlined tendons are the only ones that offer the quality, strength and reliability associated with the Streamlined name. BLU 89SH /...

Elite Baseplate : Uncompromising Performance, Redefined The Elite Baseplate is the ultimate choice for competitive sailors and advanced riders who demand precision, durability, and ease of use. Building on the...

HD Baseplate: Built to Endure the Toughest Challenges Designed for windsurfers who relentlessly push their gear to the limits, the HD Baseplate is engineered to withstand the most demanding conditions....

Essentials Baseplate: Simple, Reliable, and Affordable The Essentials Baseplate is the foundation of our baseplate range, offering simplicity, reliability, and excellent value. Designed with fewer parts to minimize the chance...

The SX6 is designed with T8 aluminium tube, with increased wall thickness to 3.8 mm for the heavy duty durability, secure connection and ease of operation. Fitted with a stainless...

Winning pro contests in all disciplines for 15 years.Streamlined Quick Lock UniversalPurchase a spare Streamlined Quick-Lock universal without the plate so that you can set up multiple rigs for greater...

Winning pro contests in all disciplines for 15 years.Streamlined Quick Lock UniversalPurchase a spare Streamlined Quick-Lock universal without the plate so that you can set up multiple rigs for greater...

Base Pro Universal Mast Foot The Goya Base is a One Size Fits All system using a urethane tendon. It screws into any standard fin-box type mast-track. Used by most...

Extension RDM  The economic alternative. Same features, same strength, in a more affordable package using quality T8 aluminum. Our aluminum extensions use the same pin and collar system, stainless steel...

Extension Pro RDM  Graceful and rigid. Goya carbon extensions are lighter and stiffer to accept high loads especially on longer extension settings and large sails. All Goya extensions use the...

Replace a lost collar on any Streamlined extension. Includes pin.RDM Windsurf Mast Extension CollarNylon adjustment collar and stainless pin to fit RDM extensions.

Aeron extension for Standard mast.  Us CupAeron introduces a further improved range of extensions to choose from:• The new 8:1 Ratio range is a U Pin specific extension available in...

DaKine's exclusive, surf-proven design features high-density foam which covers the mast base to provide the ultimate in foot protection. The Wai Wai Base Pad is compatible with tendon and hourglass...

Stainless steal fitting and new collar system. For SDM mast.SX4 SDM extensionUniversal Pin System with a quick release button. Durable aluminum tube combined with double pulleys for friction-free, high tension...

Simmer RDM HD Carbon Entension, Euro PinThe SX8 pre-preg carbon extension provides a light and stiff tube with a high tolerance for loads on the longer settings. The roller bearing...

Mast extension dynafiber aluminum, 2 pulley with US Cup connection. RDM 45cm

Simmer Style Tendon Mast BaseTENDON BASEDurable tendon base featuring a push pin quick release system for best possible longevity and reliability.

Winning pro contests in all disciplines for 15 years.The twist-on board attachment system allows you to hand attach, hand adjust, hand remove. It is low profile, low bend point, on...

Streamlined Security Latch for euro-pin streamlined extension.

Unique 6061 T-8 drawn aluminum tubing. Incredible high strength, to low weight ratio.RDM extension Euro Pin or US CupAlu 6061 T6Sail pulley monobloc alu 5083 + hard anodization 40 micronsMarlow...

The lightest extensions in windsurfing.Streamlined's new “HMX” pre-preg carbon graphite extensions for reduced diameter masts (RDM) are feather-light. In fact, Streamlined calls them the lightest extensions in windsurfing. They have...

Winning pro contests in all disciplines for 15 years.The QUICK-LOCK DECK PLATE is fastened to your board with two 6mm screws. It connects to the tendon universal joints that have...

Featuring high density foam, complete base coverage and versatility to fit any mast base, this is a great option for anyone looking to protect their feet whilst sailing. As always...

The PATLOVE EVA Mast Base Protection Black is designed to protect your board and mast base from impacts, scratches, and wear during windsurfing or foil sessions. Made from high-quality EVA...

PATLOVE EVA Mast Base Protection is designed to protect your board and mast base from impacts, scratches, and wear during windsurfing or foil sessions

Slim Base Pro. One size fits all. Used by all the Goya Professional team. Welcome to our new base. At our core, we follow a simple rule: include only what’s...

Replacement Tendon for Goya Mast Bases. Specs:Length = 56 mmDiameter = 20 mmHole locations = 9 mm (from each end - on center of hole)Hole diameter = 6mm

Red-Line aluminum Extension for RDM and US base cup Red-line extensions start with custom 32 millimeter, 6061 T-8 aluminum tubing. The kind of tubing they use to make aircraft. Our...

Baseplate Only Elite (U-Pin)  Experience the ultimate baseplate that combines exceptional strength with innovative safety features. Designed for demanding sailors who require absolute reliability in all conditions. The Elite Baseplate...

Baseplate Only HD (U-Pin) V2 Experience exceptional reliability with our heavy-duty baseplate designed for intense sailing sessions. Built to withstand powerful forces while maintaining perfect connection between your rig and...

Extension SDM  The economic alternative. Same features, same strength, in a more affordable package using quality T8 aluminum. Our aluminum extensions use the same pin and collar system, stainless steel...

Extension Pro  SDM - Euro Pin Graceful and rigid. Goya carbon extensions are lighter and stiffer to accept high loads especially on longer extension settings and large sails. All Goya...

Graceful and rigid. Goya carbon extensions are lighter and stiffer to accept high loads especially on longer extension settings and large sails. All Goya extensions use the super strong pin...

Universal BOGE RUBBER JOINTWith screw holes 8mm