TECHNICAL FEATURES BBB 60
- Ø 5 mm Delrin ball bearings and Ø 60 mm polymer sheave.
- Cheeks made of glass fibre reinforced polymer.
TECHNICAL FEATURES BBB 60 HD (HEAVY DUTY)
- Ø 5 mm stainless ball bearings and Ø 60 mm polymer sheave.
- Stainless steel ball bearing races
- Polymer bearing cages to prevent ball-to- ball friction and to reduce weight.
- Cheeks made of glass fibre reinforced polymer.