Polycarbonate, Lexan, Thermoplastic alloy???, Makrolon , TuffMax…..Its all plastic no matter what you call it!! Its, Heavier than aluminum bashrings and nowhere near as strong. But it looks cool hanging out in front of the Starbucks!

• 3/8” Thick
• Includes 16mm Chainring bolts
• Molded Graphics

• Size(s): covers up to 40t rings
• Color(s): Trans Black & Solid White
• Weight: 120g
• Bolt Pattern: 104, 110, 94