Description of Spanner Wrench Bicycle Chainring Shimano
Size:9mm&10mm. Chainring nut wrench to hold chainring nuts in place while you open the chainring bolts with an allen key. Can be also used as 9mm and 10mm wrench. Compatible With Most Brands of Chainring Bolts, Not Just Shimano. Material:steel.
THIS product is a disappointment. It's difficult to use, and the instructions provided are useless... The only pro is that it's made of durable materials. However, unless you have extensive experience with Industrial and Scientific tools, avoid this one. Save your money and invest in a better quality product..
Pros
Compatible with Shimano chainrings and easy to use.