Want to add a couple of snaps to be able to add a High Mount Chinstrap to your helmet? Or maybe you need new hardware for a reconditioning project? Add this Snap Post Set which comes complete with T-Nuts to be able to mount to your helmet. If you're going to be drilling new holes and adding the holes yourself, make sure to use a 15/64" drill bit to add the holes. Comes with two Snap Posts and two 1/8" T-Nuts.