BlackHearts premium rail lube creates a slippery surface for your string to glide across vastly improving shot consistency. Reduces center serving wear. Idea viscosity for application. Increased velocity. Scent-free formula. 0.5 oz bottle.
BlackHearts premium rail lube creates a slippery surface for your string to glide across vastly improving shot consistency. Reduces center serving wear. Idea viscosity for application. Increased velocity. Scent-free formula. 0.5 oz bottle.