Spacer 
BlackRing
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Features Carbon fiber with Matte or Glossy finish Extremely lightweight. . Virtually indestructible carbon fiber. Available in a wide variety of sizes to suit your needs! | |
| Specifications Material : Carbon Fiber - Size: 1-1/8" BLACKRING 4 Height: 4mm Weight: 2 grams. BLACKRING 5 Height: 5mm Weight: 3 grams. BLACKRING 8 Height: 8mm Weight: 4 grams. BLACKRING 10 Height: 10mm Weight: 4.5 grams. BLACKRING 12 Height: 12mm Weight: 5 grams. BLACKRING 20 Height: 20mm Weight: 10 grams. | ||
