Description 1.9 Brass Wheel Clamp Rings Two widths available Use 0.8″ version for all 1.9 aluminum wheels except Method 105 and KMC Tanks Brass clamp ring weighs 57.5 Grams Use 1.0″ version for 1.9 Method 105 and KMC Tank Wheels Brass clamp ring weighs 80 Grams Package includes X2 1.9 Brass Clamp Rings Only 0.8″ Width is compatible with KMC Riot Molded Wheels included with some VS4-10 and VRD models.