Ronstan Series 8 Ballslide Headboard Car 290mm x 51mm Wichard Quick Release Snap Shackles w/ Large Bail Hardcoat anodized aluminum base fits

Hardcoat anodized aluminum base fits on Schaefer 1-1/2" traveler track

Ballast pocket with hook & loop closure hold up to 31 lbs (14 kg)

Track fastenings – 8mm (5/16") countersunk fasteners at 100mm (3 15/16") centres

Sheave Ø - 2 1/2 in

9mm) 9/32" TY1730* T30 Plug Fid 3

Ronstan Series 8 Ballslide Headboard Car 290mm x 51mm Wichard Quick Release Snap Shackles w/ Large Bail Hardcoat anodized aluminum base fitsProduct Description Ronstan Series 8 Ballslide Headboard Car 290mm x 51mm Features Captive Low profile Lightweight alloy car bodies A 290. 0 mm (11 7 16") B 30. 0 mm (1 3 16") C 75. 0 mm (2 15 16") D 16. 5 mm (21 32") E 51. 0 mm (2") Weight 750 g (26. 5 oz.) Product Information Patented system uses low profile cars running on twin races of Torlon ball bearings. Cars use the existing luff groove of the mast (no track or installation work required).