![Ronstan Series 40 Orbit BB Sheave [RF48000]](http://www.bulluna.com/cdn/shop/files/97304XL.jpg?v=1749597698&width=1080)
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Series 40 Orbit BB Sheave
Ball Bearing versions incorporate the 2-stage bearing system using ball bearings to minimize friction and a secondary full-contact bearing to maintain low friction across the full working load range.
Specifications:
- Sheave
- Captive BB
- Width: 15.5mm/5/8"
- Sheave Diameter: 40mm/1-9/16"
- Maximum Rope: 10mm/3/8"
- M.W.L.: 400kg/880lbs
- Weight: 30g/1.1oz