New Ultimate QM Online Store › Dual Piston Brake Caliper, Black Image 1 of 1 Dual Piston Brake Caliper, Black $158.00 This lightweight dual piston caliper features 5/16 mounting holes. Part# RE104B Add To Cart Added! This lightweight dual piston caliper features 5/16 mounting holes. Part# RE104B More Great Products ARC Brake Pad $19.95 Maxima Dot 5 Racing Brake Fluid 16.9 oz bottle $35.99 7/8 Master Cylinder Rebuild Kit $22.50 Black Brake Pad For Steel Discs $15.95 8-32 BT Head Screw 3/16 $0.20