Ronstan Track - Series 19 - End Stop ronstan track - series 22 - track rail joiner S18-7944 Replaces:Mercury 35-807172

S18-7944 Replaces:Mercury 35-807172

Ring ID: 10mm

Sold Per Pair

and petrol-based products

Low friction ball bearing system

Ronstan Track - Series 19 - End Stop ronstan track - series 22 - track rail joiner S18-7944 Replaces:Mercury 35-807172Patented 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