Ronstan Track - Series 55 - Luff Groove Track 2025mm Undrilled gunnel 2mm) ID x 1" (25

2mm) ID x 1" (25

An integral stop prevents over rotation

Friction pad in base to prevent rattle

Base diameter 69 x 25mm

Ronstan Track - Series 55 - Luff Groove Track 2025mm Undrilled gunnel 2mm) ID x 1" (25Convenient track mounting slugs are available for fitting standard profile track to the luff groove of existing masts. Patented 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