Blocks - Cheek

The TTR (Titanium Roller) AirBlock surpasses all other blocks with 98% efficiency, increasing trimming speed and harnessing power other blocks lose to friction.Sheave ∅ (mm)82mmLength (mm)112mmWeight (g)881gMaximum line ∅ (mm)16mmMaximum...

The TTR (Titanium Roller) AirBlock surpasses all other blocks with 98% efficiency, increasing trimming speed and harnessing power other blocks lose to friction.Sheave ∅ (mm)104mmLength (mm)144mmWeight (g)1281gMaximum line ∅ (mm)20mmMaximum...

The TTR (Titanium Roller) AirBlock surpasses all other blocks with 98% efficiency, increasing trimming speed and harnessing power other blocks lose to friction.Sheave ∅ (mm)62mmLength (mm)101mmWeight (g)431gMaximum line ∅ (mm)14mmMaximum...

The TTR2 (Titanium Roller) AirBlock® has evolved from Harken’s successful line of Titanium Roller Bearing blocks. Lightweight and strong, these compact load-bearing blocks are 98% efficient, harnessing power other blocks lose to friction...

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 high loads. Note: DO NOT use Harken equipment...

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 high loads.Sheave ∅ (mm)175mmWeight (kg)9...

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 high loads.Sheave ∅ (mm)150mmWeight (kg)7...

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 high loads.Sheave ∅ (mm)150mmWeight (kg)12...

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 high loads.Sheave ∅ (mm)125mmWeight (kg)4...

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 high loads.Sheave ∅ (mm)125mmWeight (kg)7...

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 high loads.Sheave ∅ (mm)100mmWeight (kg)2...

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 high loads.Sheave ∅ (mm)100mmWeight (kg)4...

Mid range blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load. Note: DO NOT use Harken equipment...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Note: DO NOT use Harken equipment for human suspension unless product is specifically...

The 16 mm is Harken's smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 250 lb (113 kg) maximum working load. Note: DO...

The 16 mm is Harken's smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 250 lb (113 kg) maximum working load. Note: DO...