Innova I-Dye Pro Thunderbird Disc Paintball the HK UMP GBB is

the HK UMP GBB is part of our Elite Series of products and earns its keep in our flagship line with a high-strength polymer body

Customizes fit for improved comfort and functionality

Gear Box: Version 2

Factory Replacement parts for the Tippmann M4 airsoft gun

Adjustable ankle cuffs

Innova I-Dye Pro Thunderbird Disc Paintball the HK UMP GBB isSPEED: 9 GLIDE: 5 TURN: 0 FADE: 2 The Thunderbird comes from strong bloodlines. The stability of a TeeBird with the speed of a Valkyrie; it can be described as a seasoned Firebird with less fade. The Thunderbird is predictable in wind and a great long range placement driver. Pros will appreciate the shot shaping ability of this driver while less experienced players will find a consistent, predictable flight. BEST CHOICE FOR: Accurate drives,