Ronstan Track - Series 19 - Luff Groove Profile ronstan ball bearing utility blocks - series 15 - upright lead block select from the drop down

select from the drop down list

Suitable for deck washdown

The first sea strainer with a built-in flush kit system

Shaft length can be cut to required length

Packed Up: 225(h) x 335(w)mm

Ronstan Track - Series 19 - Luff Groove Profile ronstan ball bearing utility blocks - series 15 - upright lead block select from the drop downPatented system uses low profile cars running on twin races of acetal ball bearings. Cars use the existing luff groove of the mast (no track or installation work required). Ball bearings are captive for easy loading and unloading of cars from mast. They can be easily switched between fully battened and soft luff mainsails. Minimum distance from mast to mainsail luff enhances mainsail efficiency. With a complete range of car profiles and feet there is