Airtech Studios KWA TK45 and Ronin PDW BEU Battery Extension Unit Sights Manual wind style

Manual wind style

Can use this motor in any custom upgrade gearbox build

Sights are removable

reliability that all PTS magazines have long been famous for

Airtech Studios KWA TK45 and Ronin PDW BEU Battery Extension Unit Sights Manual wind styleThe Airtech Studios KWA TK45c and KWA PDW BEU Battery Extension Unit. Very easy to install so you can add longer and bigger batteries in your rear stock buffer area. With it installed, you can use 9. 6v 1600mah nun chuck, and any longer 11. 1v batteries in it, with extra room to spare. This is a must have for those that want flexibility with battery space. Can fit up to a Titan 3000 nun chuck 11. 1v. Installation is drop in, no tools or anything