Kit estrattore steli forcella, con sette differenti diametri e filettature (1-1/16" x 28tpi, 1-1/16" x 26tpi, 1-1/16" x 20tpi, 1-1/8" x 2tpi, 1-3/16" x 20tpi, 1" x 20tpi, 15/16" x 20tpi), Ariel, BSA, Triumph, Norton