Sew part B. Clip the male connector of part A to the female connector of part B,you can release the clip by pull the red button as for arrow showing in part B. Speed clip, quick release. Material: Plastic.
3x Plastic Motorcycle Helmet Speed Clip Chin Strap Release Pull Buckle 6119
Replacement Motorcycle Helmet Quick Release Clip Chin Strap Pull Buckle
Motorcycle Cycling Helmet Chin Strap Clip Quick Release Bike Crash Pull Buckle
Motorcycle Helmet Pull Buckle Quick Release Clip for Riding Motorbike