BCA 11.1v 1000mAh 25-50C LiPo Battery (Short M4 Stick) airsoft logic The rifle comes standard with

The rifle comes standard with 24mm CW threads that is compatible with the Silverback DTSS QD suppressor that can be directly threaded over the threads found on the end of the barrel

and other small essentials

Impact trigger mechanism

Height: 8″ 203

That said the Warhead BASE does out perform all brushed motors available with regard to trigger response

BCA 11.1v 1000mAh 25-50C LiPo Battery (Short M4 Stick) airsoft logic The rifle comes standard withHigh performance 3 cell Lithium Polymer battery, shorter than standard M4 sticks to fit in smaller spaces. 11. 1 Volts 1000 MilliAmp hour capacity 25 50C Discharge Rate (C Rating) Dimensions: 94mm x 17mm x 16mm (L x W x H) Comes with Dean T Connector Dean to Tamiya Adaptor Available.