Internal Parts

Internal Parts
ImageSKUsort iconNameMSRP
SDJA16JBU Tight Bore 6.03mm Barrel - M4 CQB Series, 273mm (10.7$42.00
SDJA17JBU M4 CQB Reinforced, Adjustable Length Outer Barrel Set$85.00
SDJA18JBU M4A1 Reinforced, Adjustable Length Outer Barrel Set$100.00
SDJA19JBU M16 Reinforced, Adjustable Length Outer Barrel Set$110.00
SDJA23JBU Version II Spring Guide with Bearing$19.00
SDJA24JBU Version III Spring Guide with Bearing$15.00
SDJA25JBU M100 Spring$16.00
SDJA26JBU M120 Spring$16.00
SDJA27JBU Metal Shim Set for All Gearbox$7.00
SDJA28JBU Aluminum Version III Cylinder Head$22.00
SDJA29JBU Aluminum Piston & Cylinder Head Set (Version III)$46.00
SDJA30JBU M4/M16 Series Aluminum Air Nozzle$18.00