Whether you get down with dirt jumping, slopestyle, or ripping trails, your pedals have to deliver maximum grip and strength - The Stomp Alloy pedal answers that calling with optimally placed pins set on a concave aluminum body Whether you get down with dirt jumping, slopestyle, or ripping trails, your pedals have to deliver maximum grip and strength - The Stomp Alloy pedal answers that calling with optimally placed pins set on a concave aluminum body CNC machined chromoly axle Replaceable pins 470g per set