Promax auxiliary brake levers for oversize handlebars diameter 31.8mm or with the included shims also suitable for diameter 23.8mm. The brake levers can be mounted as additional brake levers at any position on the top of a drop bar, but are also suitable for bullhorn bars. Compatible with caliper and cantilever brakes, inner brake cables with pear nipples are required. Material: aluminium, weight: 105g/pair, colour: black. Scope of delivery: 1 pair of brake levers with shims 31.8/23.8. without cables and housing.