90degree stem for easy tire pressure checking The 90degree design provides convenient access to fill and check tire pressure, saving time and improving accuracy in tight or awkward valve locations. quality CNC aluminum construction Made from durable CNC aluminum alloy for longlasting use. The rubber seal enhances performance by delivering a secure and reliable seal. Suitable for motorcycles with 3mm wheel rims Designed to fit motorcycles with a 3mm wheel rim size. Available in multiple colors Choose from black, red, gold, or blue. Use scenarios Regular maintenance on street and sport motorcycles where space around the valve is limited, allowing quick pressure checks and offs on the go. After tire changes or routine servicing, to verify and adjust tire pressure accurately before a ride, ensuring performance and safety. For bikes that use colormatched components, adding a coordinated look with your chosen color option.