All our boat roller brackets are made from clear zinc plated heavy duty 50x6mm steel strip and solid bar spindles, all designed for most rugged applications. These brackets maybe fitted to the trailer with M10 fixings through the slots provided, hole centres 66-81mm.
Keel roller bracket
Spindle diameter (D) 15mm
Max internal width 209mm
Overall height (H) 90mm
Max roller diameter 98mm