G&P URX III Kit (Medium Long, Type B)

G&P URX III Kit (Medium Long, Type B) 
Suitable for Tokyo Marui & G&P M4 / M16 Series Airsoft Electric Gun AEG Rifle 
Package include URX III RAS (Medium Long), 14" Heat Sink Outer Barrel (Black), Ball Ball Grip (Black) (COP039B), Ball Ball Buttstock (Black), URX III Rail Cover Set (L) (COP037B) 

URX III Rail Cover Set (L) (COP037B) include : 
2x Rail cover(140mm x 25mm) 
2x Rail Cover (100mm x 25mm), 
1x Rail Cover(140mm x 20mm), 
1x Rail Cover with build-in hand stop (100mm x 20mm), 
2x Rail cover(40mm x 20mm) 
1x Hand Stop 
2x Side Rail (110mm x 20mm) 
2x Side Rail (75mm x 20mm) 
3x Side Rail (192mm x 20mm)