Ronstan Ball Bearing Utility Blocks - Series 20 - Cheek Block, Single spark plug Grade 316 stainless steel plunger

Grade 316 stainless steel plunger pin & spring

Includes gaskets

both Suction & Pressure  ( Max 2

highly water resistant roll-top dry bag that is loaded with practical features and big enough for all your sailing

Ronstan Ball Bearing Utility Blocks - Series 20 - Cheek Block, Single spark plug Grade 316 stainless steel plungerLow friction High static and dynamic load capacity Lightweight Double through bolt mounting for maximum load capacity Precision moulded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction. Range Seletion Advice: https: www. ronstan. com. au marine5 SAblocks. asp