QWK Challenger Mk3 Nylon Receiver Shell Set

QWK's new and improved reinforce receiver shell made of Nylon, it's much tougher and solid than the previous version. 

Compatible with all versions of QWK Challenger MK3 gearbox. Doesn't come with Buttstock    

Comes in; Grey (top receiver), Light Grey(cheek rest) and Light Grey (lower receiver)