Garmin quarter turn style helmet mount for Allty 400/Allty 600/Allty 800/Allty 1000/Allty 1500/Allty 2000 and Monteer 3500S/Monteer 5000S/ Monteer 6500/Monteer 8000S bicycle front lights.Mount base and 2 nylon helmet straps are included, 60 degrees adjustable angle. Made with high quality materials, these durable mounts should be compatible with most vented helmet.#Bikes, Kayaks, Clothing, and all your outdoor needs#Bikes, Kayaks, Clothing, and all your outdoor needs#Garmin quarter turn style helmet mount for Allty 400/Allty 600/Allty 800/Allty 1000/Allty 1500/Allty 2000 and Monteer 3500S/Monteer 5000S/ Monteer 6500/Monteer 8000S bicycle front lights.Mount base and 2 nylon helmet straps are included, 60 degrees adjustable angle. Made with high quality materials, these durable mounts should be compatible with most vented helmet.#