Ball Bearing Blocks

The 35mm sheave series 2 block range with its stainless steel frame for added strength is available in both plain and ball bearing options. Modern design, high strength, lghtweight features allow for a multitude of uses on every size of craft.    Ref Ø Sheave Sheave Width Ø Max Rope SWL Break Load Length N12641 35 mm 11 mm 8 mm 370 Kg 740 Kg 150 mm N13641 45 mm 13 mm 10 mm 400 Kg 800 Kg 170 m... read+

This range of high load cruiser are of rugged construction, featuring high grade injection moulded side plates, with all load-carrying components from 316 grade stainless steel. Side Plates are trough-bolted and riveted for added strength and security. This good looking and versatile range is designed for use on larger cruising and racing yachts. All are designed for ease of use with our ball b... read+

Ref Ø Sheave Sheave Size Ø Ropa Max SWL Break Load Length N12441 35 mm 11 mm 8 mm 370 Kg 740 Kg 152 mm N13441 45 mm 13 mm 10 mm 400 Kg 800 Kg 172 mm N15441 54 mm 17 mm 12 mm 750 Kg 1500 Kg 220 mm N16441 64 mm 18 mm 12 mm 1000 Kg 2000 Kg 250 mm N17441 70 mm 20 mm 14 mm 1250 Kg 2500 Kg 253 mm   read+

Ref Ø Sheave Sheave Width Ø Max Rope SWL Break Load Length N15421 54 mm 17 mm 12 mm 750 Kg 1500 Kg 205 mm N16421 64 mm 18 mm 12 mm 1000 Kg 2000 Kg 233 mm N17421 70 mm 20 mm 14 mm 1250 Kg 2500 Kg 252 mm   read+

● For ends from 8 to 14 mm ● Bearing pulleys offer excellent sheave slippage with low load. ● With high loads the stress is concentrated on the steel shaft, avoiding lateral friction and crushing of the bearings. ● Shackle pulleys can become swivel or change their orientation to 90º.   Ref Ø cabo mm Ø roldana mm Largo mm Ancho mm Espesor mm C.T. kg C.R kg 72405 8 35 107 37 23 320 900 734... read+

● For ends of 10 to 14 mm ● Bearing pulleys offer excellent sheave slippage with low load. ● With high loads the stress is concentrated on the steel shaft, avoiding lateral friction and crushing of the bearings. ● Shackle pulleys can become swivel or change their orientation to 90º.   Ref Ø cabo mm Ø roldana mm Largo mm Ancho mm Espesor mm C.T. kg C.R kg 73406 10 45 150 49 26 560 1000 74... read+

● For ends from 8 to 14 mm ● Pulleys without bearings are designed to withstand high static loads by connecting the stress on the stainless steel shaft ● They can become swivel or change their orientation to 90º ● The pulleys with jaws offer 3 positions to adjust their orientation angle.   Ref Ø cabo mm Ø roldana mm Largo mm Ancho mm Espesor mm C.T. kg C.R kg 72408 8 35 124 64 45 200 900 ... read+