Ball Bearing Blocks

● 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 »

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   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 »

● Designed for high strength and performance but lghtweight with the range starting at only 13gms. Ideal for use on dinghies, day boatas and smaller craft or lead blocks, flag, pennants etc. on larger yachts.   Ø Sheave Sheave Width Ø Max Rope SWL Break Load Length 20 mm 8 mm 5 mm 275 Kg 550 Kg 53 mm   Read more »

  The 30mm sheave series 1 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 Width Sheave Ø Rope Max SWL Break Load Length N11090 30 mm 12 mm 8 mm 355 Kg 710 Kg 55 mm N12090 35 mm 11 mm 8 mm 370 Kg 740 Kg 65 mm N13... Read more »