T-NT upgrade: bolt assembly for S&T M1903
Topic starter 06/06/2018 5:53 pm
TNT bolt assembly upgrade incoming
Will be released in Taiwan in early July.
With T hop and precision barrel it achieved 80% hit rate on half man size target at 70m under windy condition.
Muzzle velocity .2gram 165 m/s
Shoot with .4 gram BB