55mm Single Swivel Shackle Ratchet Block
item NO.：XRA-5501F-
XR Ratchet Ball Bearing Blocks
XR Ratchet blocks are engineered for competitive sailing. The ergonomic switch can instantly switch ratchet mechanism to on and off. The XR Ratchet blocks have the highest working load and breaking load simply giving the greatest strength and durability to sailors. The excellent weather-ability protects blocks from breaking down for any sailing conditions. The 8-faces NC Hardcoat Anodized Aluminum sheave offers the block excellent holding power.
55mm Single Swivel Ratchet Block
XRA-5501F
USD$ 50.44
MATERIALS- Sheave: 8 faces NC Hardcoat Anodized Aluminum
- Ball Bearing: Self-lubricant acetal composite
- Sideplates/frames: Reinforced glass fiber Nylon composite with UV stablized
- Shackle: Forged Grade 316 stainless steel
APPLICATIONS- Mainsheet system, jib and spinnaker sheets on dinghies to 5m(16ft)
- Halyard, vang and backstay on boats to 8m (26ft)
- Control lines on boats of all sizes
Do not use Master products for human suspension! -
SPECS
Sheave Ø (mm) 55 mm Sheave Ø (in) 2 3/16 in Maximum line Ø (mm) 10 mm Maximum line Ø (in) 3/8 in Weight (g) 89 g Weight (oz) 3.14 oz Maximum working load (kg) 450kg Maximum working load (lb) 993 lb Maximum breaking load (kg) 1349 kg Maximum breaking load (lb) 2975 lb -
