Ronstan's Series 20 Ball Bearing Utility Blocks are a range of lightweight blocks with high static and dynamic load capacities and versatile head fittings. They feature precision-moulded, UV-stabilised acetal sheaves running on stainless steel ball bearings to give high performance and low friction. They are ideal for Dinghy control lines and vangs, cunninghams and traveller controls. Requires 2 x 4mm fixing screws (not supplied).
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Specifications
Bearing type | Ball bearing |
Bearing material | Stainless steel |
Recommended line - Max Ø (mm) | 6 |
Sheave Ø (mm) | 20 |
Sideplate material | Stainless Steel |
Ratchet | No |
Sheave material | UV stabilised acetal |
SWL (kg) | 250 |
NBL (kg) | 550 |
Weight (g) | 18 |
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