Tippmann M4 Airsoft ASA tank Adapter #T550004 Paintball Gear Bags & Cases The Umarex H&K UMP

The Umarex H&K UMP

Gives your tank a padded layer of protection from damage

The Echo 1 M4 COMMANDO is based on the M733 model but with a shortened barrel

FeatherWeight Comfort

Tippmann M4 Airsoft ASA tank Adapter #T550004 Paintball Gear Bags & Cases The Umarex H&K UMPM4 Tank Adapter Installs in minutes Allows you to attach a co2 or HPA tank to your M4 The M4 Tank Adapter allows you to screw in a co2 or HPA tank directly into the bottom of the grip. The advantage to using a co2 or HPA tank is the incredible number of shots youll get. Most players can shot all day without refilling. Its the most economical way to play. Shots per source: (actual results may vary due to atmospheric conditions, tests performed at 72F)