Features: 1.It is a professional chin strap buckle suitable for any helmet 2.It can can keep your helmet stably and avoid it from shaking when riding motorcycle 3.A safe, fast and convenient way to securing your helmet 4.Features speed clip, quick release performance 5.Easy install to your helmet Specification: Features: It is a professional chin strap buckle suitable for any helmet. It can can keep your helmet stably and avoid it from shaking when riding motorcycle. A safe, fast and convenient way to securing your helmet. Features speed clip, quick release performance. Economical and practical, high reliability. Easy install to your helmet. Specifications: Condition: 100% New Material: Plastic Color: Black + Red Type: No.11 Buckle Size(L x W x H): 50 x 25 x 15mm/2" x 1 x 0.6" Package Weight: approx.40g Package Included: 5 x Motorcycle Helmet Buckle Note: Please allow 1-3mm error due to manual measurement, thanks for your understanding. PackageList: