<p><b>Specification:</b></p> <p>Material: 7075 T6 aluminum alloy<br /> Shape: Round<br /> Size: 30T<br /> Compatibility: 9/10/11 speed<br /> BCD: 104 BCD<br /> Weight: 46g(30T)</p> <p><b>Feature:</b></p> <p>1.The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.</p> <p>2.Super durable and light weight</p> <p>3.With four chainring bolts.</p> <p>4.Easy to install and fits perfectly the 104mm bolt pattern.</p> <p><b>Packing included:</b></p> <p>1 x 32T Chainring<br /> 4 x Chainring bolts</p> <p><b>Installation Note: </b></p> <p>Please determine your crank BCD specification carefully before buying.<br /> </p>