- Marine Boat Sailboat 105mm / 4" Synchro Fiddle Block with Becket
- Weight: 40.0 oz. (1134g)
- Max. Line: 5/8" (15.5mm)
- Sheave Diameter: 4" (105mm)
- Safe Working Load: 7,700 lbs. (3,492kg)
- Manufacturer: Lewmar
- Model Number: Fiddle Block
- Part Number: 29921055, LEW29921055