Scope of Applications --- This crank is applied for 590 596 XT SLX rankset, which is a wonderful replacement part for your broken or old ones. Outer diameter: Approx. 28mm / 1.1in; inner diameter: Approx. 10mm / 0.4in. 5 Colors --- This bike fixing has 5 colors for you to choose. (red, blue, black, gold, titanium), which also can update your bike. Premium Quality --- This is made of high quality aluminum alloy material, which is sturdy and durable, corrosion resistant and anti-rust. It is not easily damaged, has quality and ensures high strength for long-lasting usage. Easy Installation --- This crank crankset screw is easy to install by using the British 3/8 hex wrench(not included). Thread diameter: approx. 20mm / 0.8in; thread length: approx. 12mm / 0.5in. Guarantee --- Our product have 180 days warranty, if you have any question about this product, please feel to contact us, we will try our best to help you solve your problem., Weight: 0.0220462262 Pounds, Manufacturer: Keenso