Hum-Air FX Maverick, Wildcat, Dreamline, Boss Hammer Weight Tuning Set

This set of two different sizes of hammer weights for your FX air rifle are perfect if you want to do a powertune. The standard hammer weight FX uses is about X gram. Our set contains 2 weights; 1 x 13.2 gram and a 14.5 gram so you can setup your rifle exactly to your own wishes.