PROWHEEL Direct Mount Bike Chainring,28T/30T/32T 34T/36T/38T Boost 0mm 3mm Offset Cold Forged Narrow Wide Chainring,Compatible with SRAM GXP XX1 X9 XO X01 NX XX GX X-Sync 2 (3mm Offset, 30T)

• Material: Aluminum Alloy 7075-T6 CNC,Radium carving,Precision CNC beveled aluminum alloy with sandblasted anodized black surface.7075-T6 material is generally 2 to 3 times the price of aluminum, and processing difficulty, processing costs are high, but the performance of strong and durable. Feature:OFFSET:0mm/3mm,Narrow Wide Chainring,28T/30T/32T/34T/36T/38T,Direct Mount Chainring. Narrow-wide tooth design increases bicycle chain retention, effectively protects the frame from scratches, extends wear life, and reduces friction and noise. Suitable for SRAM GXP XX1 X9 XO X01 NX XX GX X-Sync 2.BOOST System Crank.Please check if it's a boost before purchasing. Package Include: 1 x Boost chainring,3 X bolts.. Orignal product from Prowheel,Chain.