Product Description
Ronstan Series 75 BB Block, Triple
Features
Low friction, 2-stage ball bearing system
High static and dynamic load capacity
Lightweight
Cheek cut-outs for easy bearing maintenance
Lockable swivelling head post
High strength forged shackle
Sheave Ø 3 in.
Max. Rope Ø 1/2 in.
Max. Cable Ø --
Pin Ø 9/32 in.
M.W.L. 2760 lb.
B. L. 5510 lb.
Weight 22.3 oz.
Product Information
Blocks can be disassembled for servicing or customization.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.
Applications
Mainsheet sheets on boats to 11m (36 ft)
Various control line applications on larger yachts
Materials
Carbon black Acetal ball bearings
U.V. stabilized Acetal sheaves
Alloy cheeks
Grade 316 stainless steel forged shackle
Grade 316 stainless steel bearing liner