Blocks & Pulleys, Ball Bearing

Blocks & Pulleys, Cheek, Series 40 - RF45151

Cheek Block, Series 40 – RF45151

MSRP $32.89

All-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fibre-reinforced composites in the block head, cleat arms and beckets.

In Stock

Bulk Orders
SKU: RF45151. Categories: , .
  • Ball Bearings – High compression strength carbon black Acetal.
  • Stage 2 Bearing – Glass fibre reinforced, MoS2 impregnated Nylon
  • Frame/Cheeks – Toughened, glass fibre reinforced Nylon
  • Sheave – Carbon fibre reinforced, PTFE impregnated Nylon
  • Mainsheet systems on spinnaker sheet on dinghies to 5m (16ft)
  • Spinnaker sheets on dinghies, sportsboats and small keel boats to 5m (16ft)
  • Halyard, vang and backstay applications on boats to 8m (26ft)
  • Control line applications on larger yachts

Sheave Ø :  40 mm
Max. Rope Ø :  9 mm
Max. Cable Ø :  - mm
Pin Ø :  - mm
M.W.L. :  325 kg
B. L. :  700 kg
Weight :  32 g

  • Ball Bearings - High compression stregnth carbon black Acetal.
  • Stage 2 Bearing - Glass fibre reinforced, MoS2 impregnated Nylon
  • Frame/Cheeks - Toughened, glass fibre reinforced Nylon
  • Sheave - Carbon fibre reinforced, PTFE impreganated Nylon
Ronstan International Inc
45 High Point Avenue, #2 Portsmouth
Portsmouth Rhode Island 02871
+1 (401) 293 0539 $$$
Ronstan International Inc
45 High Point Avenue, #2 Portsmouth
Portsmouth Rhode Island 02871
+1 (401) 293 0539 office@ronstan.us