Viton Heat Resistant O-Rings are rated at 450 degrees F. They will withstand firing temperatures of semi-automatic pistols. These will fit in our integrated thread protectors for threading of 1/2 X 28.
A newer way to secure your thread protector to your barrel. The design of integrating the o-ring into the thread protector gives a sleek design and ultimate functionality. While the o-rings can be used outside of the thread protector, we allow you the option to do either.
Heat Resistance: 450*F
Size Fitment: 1/2x28 thread end
Qty: 3 per pack