Ronstan RF51100 S50 All Purpose Single Block Universal HeadView all products in Ronstan Series 20 to 60 Blocks

Ronstan RF51100 Series 50 All Purpose Single Block

All purpose (AP) blocks are a great all around solution.

Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads.

For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing boats up to 10m (33’).

Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.

Grade 316 stainless steel load strap and head fitting with impact and UV resistant, fibre reinforced Nylon cheeks