Action Army CNC Tactical VSR-10 Receiver Style:Left Hand We tested these batteries and

We tested these batteries and they fit

and Weaver/ Picatinny type rail adapter with Sling Stud

03mm AEG Barrel 640mm

Fits on all MP5 style AEGs (from Umarex)

and unique magazine well

Action Army CNC Tactical VSR-10 Receiver Style:Left Hand We tested these batteries andAction Army VSR 10 CNC Tactical Receiver. A metal upgraded assembly upper receiver for use in VSR10 sniper rifles. Fits on all standard VSR guns, clones, etc. This is an aftermarket upgraded receiver with a custom "tactical" look. Comes in black and silver CNC metal colors; right or left handed configurations. For the left hand, we recommend the Type A bolt handle for lefties.