Ball Bearing Blocks

As you can see the selectionized sheave the s/s balls work between two steel covers to share the load in a perfectly  homogeneous way, avoiding this way, even under strong stresses, the making of impressions in the pulley and the ovalization  of the balls. Read more »

● Sheave diameter: 57 mm   ● Max. line size: 10 mm   ● Overall height: 116 mm   ● Weight: 122 gr   ● Breaking load: 900 Kg   ● Working load: 200 Kg   ● Lock On / Off device on the right (counterclockwise)   Ball bearing ratchet block have composite cheeks U.V. stabilized, stainless steel (AISI 316) rivets, an innovative hardcote + PTFE anodised aluminium sheave with gripping faces and delrin ba... Read more »

● Sheave diameter: 57 mm   ● Max. line size: 10 mm   ● Overall height: 116 mm   ● Weight: 122 gr   ● Breaking load: 900 Kg   ● Working load: 200 Kg   ● Lock On / Off device   Ball bearing ratchet block have composite cheeks U.V. stabilized, stainless steel (AISI 316) rivets, an innovative hardcote + PTFE anodised aluminium sheave with gripping faces and delrin ball bearings. All the ratchet bl... Read more »

Ref Ø Sheave Ø Rope Max Total Height Weight Break Load 10.59 22 mm 6 mm 43 mm 17 g 700 Kg   Read more »

Ref Ø Sheave Ø Rope Max Total Height Weight Break Load 10.60 22 mm 6 mm 43 mm 17 g 700 Kg Suits 22-25 mm tube Read more »

Ref Ø Sheave Ø Rope Max Ø Holes Holes Spacing Break Load Working Load 10.65 22 mm 6 mm 4 mm 28 mm 700 Kg 100 Kg 11.71 28 mm 8 mm 5 mm 32 mm 750 Kg 150 Kg 11.88 38 mm 10 mm 5 mm 38 mm 950 Kg 230 Kg 12.76 57 mm 12 mm 4-5 mm 14-38 mm 1000 Kg 280 Kg 12.86 76 mm 14 mm 5-6 mm 15-53 mm 2300 Kg 800 Kg   Read more »

Ref Ø Sheave Ø Rope Max Breaking Load* Working Load* 10.76 22 mm 6 mm 700 Kg 100 Kg 11.76 28 mm 8 mm 750 Kg 150 Kg * Each single block Read more »

● Sheave diameter: Ø 57 mm   ● Max. rope size: Ø 12 mm   ● Working load: 280 Kg   ● Breaking load: 1000 Kg   ● For tube: Ø 25 mm Read more »

Ref Ø Sheave Ø Rope Max Ø Hole Hole spacing Breaking Load Working Load 96.35 1-1/2" 3/8" 3-5/32" 47 mm 600 Kg 230 Kg 96.65 2-1/4" 7/16" 5-11/32" 60 mm 1080 Kg 320 Kg These new ball bearing blocks are extremely light and stronger. Use the 1-2/2" composite blocks for jib and mainsheet systems on dinghies and small keelboats. Delrin sheave and balls bearings. Composite cheeks, stainless... Read more »

Stainless Steel Ball Bearings Ref Ø Sheave Ø Max Wire Breaking Load Holes Axes Distance Ø Holes 10p78 7/8" 1/4" 500 Kg 29/32" 5/32" 11p78 1-1/16"  5/16" 620 Kg 1-9/64" 3/16"   Read more »