GW0154 is a fuel cap with a lock to provide security for the motorcycle, the lock is designed beside it, so you can turn the keys anytime conveniently. The inner diameter of GW0154 is around 52 m/m, and it is compatible with multiple Yamaha motorcycle models. The main part of this fuel cap is black, low-key, and steady while also having great quality. It is made of plastic (POM) which has good abrasion resistance, therefore, the product has excellent durability. This Yamaha fuel tank cap (gas tank filler cap) offers both functionality and security.