Captain’s Best Bow V-Roller AssemblyCaptains Best Bow V Roller Assembly Consists of: Side pieces are 2 x 3 12 quarter inch aluminum angle. Side pieces are drilled for attachment with 3 1 8 U bolts at various heights. Impact Vee is 1 1 4 schedule 40 aluminum tube welded to side pieces. Vee aluminum tubes are covered with 1 1 2 schedule 40 pvc pipe. Roller is a 12 yellow pvc keel roller. Roller shaft is galvanized 13 1 2 steel shaft with pal end caps.