Ronstan Series 15 BB Exit BlockSmallest and lightest ball bearing block available
Featuring a formed single piece housing for maximum strength and minimal rope wear.
Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction
Single loop head blocks include an O-ring to separate running line from head lashing or fixing
Features a flush rivet to minimize cutout and facilitate installation.
Sheave Ø - 5/8 in. (15mm)
Max. Rope Ø - 3/16 in. (5mm)
M.W.L. - 260 lbs. (120 kg)
B. L. - 1210 lbs. (550 kg)
Weight - 0.5 oz. (14 g)
Dinghy control lines
Vangs, cunninghams and tweakers
Shock cord tensioning systems
BB sheaves: UV stabilized acetal
Ball bearings: Stainless steel
Cheeks: Grade 316 stainless steel