Description
Ronstan Ball Bearing Orbit Blocks - Series 20 - Single, Becket Hub Option, Webbing
- Low friction
- Consistent performance
- 2-Stage ball bearing system
- Suits up to 10mm (3/8") webbing or RF9003-07 Dyneema link
- Hollow hub for becket take-off
- Sheave: high compression strength carbon black Acetal
- Frame:/Cheeks: Toughened, glass fibre reinforced Nylon
- Load straps and ball bearings: Grade 316 stainless steel