CRANKBROTHERs Crank Brothers Candy 3 Hangtag Bike Pedal Spindle material: forged scum 435 Chromoly steel Body material: 6061-T6 aluminum Wing material: 17-4 pH stainless Release Angle 15 degree/20 degree Weight 325G per pair Aluminum body/steel cast wings 304 Grams (per pair) 15 Degree to 20 Degree release angle