GBU Custom Series - Match Grade G03 Magwel Chassis 7mm piston head is designed

7mm piston head is designed to work with the rigours of prolonged green gas use

this gel blaster is the first streamlined blaster to have a CNC alloy receiver

CR123A batteries are the most commonly used batteries in gel blaster accessories

users are treated to an electrifying performance without burning a hole in their pockets

SLR high quality nylon V2 receiver for all custom ground-up builds

GBU Custom Series - Match Grade G03 Magwel Chassis 7mm piston head is designedThis is the GBU custom series G03 Magwell. This is a very unique and stylish magwell to add to your custom Hi Capa build. Made of lightweight 6061 aluminium and easy installation on most gas pistols. Specifications CNC Machined from Aluminium 6061 Material For TM Hi Capa, G E, WE (With Slight Modification), Double Bell & More