Ronstan Series 45 Core Block - Halyard, Swivel Fork Head 800gph and to keep it all

and to keep it all spinning in style under constant tension a billet aluminum belt tensioner

Elevate your pumping experience with the FLAT Drive impeller today

Replacement Gland Only

Suit either 1" or 7/8" Shafts

Ronstan Series 45 Core Block - Halyard, Swivel Fork Head 800gph and to keep it allCore Blocks are a true all round solution. A tuned 2 stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads. Acetal sheave, alloy cheeks and stainless fixings complete the durable package. For reliability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for