Description

Nissin 4 piston calipers have 2 different size pistons to even out pad wear. This is the smaller 30mm (leading) diameter piston used on 4 piston Nissin calipers. This piston will fit all 4 piston Nissin and ”Triumph” calipers up to the change to radial style. Piston depth 22.5 mm. Made in Japan