brand new and high quality Features: This ring is used for bicycle brake system,which is an accessory for sram. Suitable for AVID E7 E9 X0 GUIDE R RS RSC CODE. Stainless steel brace design will improve thread's intensity and will not easy to fall out. Specification: Material: Metal Type: Ring Color: As pictures shown Size: One Size Width: 23mm(0.91in) Quantity: 1 Pc(1 pc of ring only,other accessories demo in the picture are not included ) Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes(without retail package): 1 x Ring(with screw)