Ronstan Upright Lead Block - High Load 50mm throttle you first must upgrade to

you first must upgrade to Star Gazer

No gasket or decals included

2 x internal O-Rings & Grease Nipple

changes you shaft taper so running different tapered propellers is possible

Cast Double Pulley for Harmonic balancer to run alternator and water pump

Ronstan Upright Lead Block - High Load 50mm throttle you first must upgrade toThis upright lead block from Ronstan is typically used for halyards at the mast base. Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Ideal for high load applications. Manufactured with a wear resistant Nylatron sheave a lightweight self lubricating polymer. This upright block with 50mm sheave is suitable for use with rope or wire. Features: Acetal ball bearings UV stabilised Acetal