Blocks - Stand-Up

Stainless sideplates are mirror-polished for durability and unmatched esthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Stainless sideplates are mirror-polished for durability and unmatched esthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Stainless sideplates are mirror-polished for durability and unmatched esthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Stainless sideplates are mirror-polished for durability and unmatched esthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Stainless side plates are mirror-polished for durability and unmatched aesthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Stainless side plates are mirror-polished for durability and unmatched aesthetics. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely...

Harken 75mm Aluminium Stand-up Block Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

Harken Black Magic Air Blocks - 57mm Aluminium Stand-Up Block Black Magic Air blocks are a top favourite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful...

Harken 80mm Aluminium Element Stand-Up Block Stand-up blocks are an addition to Harken's Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications...

Wilmex Stand-Up Swivel Block Car - Chrome Plated Bronze Produced in Europe to the highest standard, this range of bronze stand-up block slides is compatible with our bronze "T" tracks. Incorporates a...

Wilmex Stand-Up Swivel Block Car - Polished Bronze Produced in Europe to the highest standard, this range of bronze stand-up block slides is compatible with our bronze "T" tracks. Incorporates a...

Harken 27mm End Control - Double Sheave, Cam Cleat, Set of 2 Stand-up toggles hold blocks upright on travelers. Stand-up toggles with control tangs allow attachment of control blocks. Part...

Harken 32mm Stand-Up Toggle Stand-up toggles hold blocks upright on travelers. Includes a replacement headpost for 1971 75 mm Black Magic® Air® blocks and 1993, 3007, and 3008 100 mm Black Magic...

Harken 60mm Aluminium Element Stand-Up Block Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where...

Harken 45mm Aluminium Element Stand-Up Block Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where...

Harken 27mm End Control - Double Sheave, Cam Cleat, Set of 2 Stand-up toggles hold blocks upright on travelers. Stand-up toggles with control tangs allow attachment of control blocks Part...

Core Blocks™ are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the...

Core Blocks™ are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the...