JSB Match Exact Express Diabolo Pellets 7.87 Gr .177 Is the strength of your air rifle restricted even though you require a fast shot? Try the Diabolo Exact Express, which with its lighter weight takes over all advantages of its heavier siblings. Higher velocity and flatter ballistic trajectory is the important characteristics of this ammunition. Muzzle velocity is 250 m/s if the power of airgun is set to 16J. Competition grade pellets. Ammunition is tested by 45 meter shooting. The required result after five shots is a center to center of up to 12 mm. Made in the Czech Republic. .177 cal 7.87 grains Domed 500ct