Modified airsoft gun to act backwards as a recoil unit, together with a new aluminium tapered barrel in scale (with IR led and flash led in series inside the barrel):





Cutout the windows in the cupola and put transparent plastic sheets:



Riassembling the turret: the base for el-mod CSI receiver was put inside the commander cupola. Added small bits of details to turret too (handles, periscopes, etc.).





Adding plates to close the rear of the hull: this baby is going to run in the garden, hence the need to avoid dirt from entering the hull:





Building a proper speaker for the Blaster IV: a forex box with a visaton FRWS5 speaker, built to size to fit the rear hull: