Ronstan Utility Block, Series 50 & 60 - Single, Swivel Shackle Head flap If you purchase a coupling

If you purchase a coupling and require it fitted

Hose sizes are internal hose size

- Recharge with bike pump or air compressor

Impeller OMC suits 395864 397131 435748 435821

Ronstan Utility Block, Series 50 & 60 - Single, Swivel Shackle Head flap If you purchase a couplingAll 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 Features: Exceptionally high working loads Low maintenance, long service life Self lubricating Acetal