For sale is my TM M4. Priced at $150 for a quick sale. After market barell, aftermarket handgrip, all internals have been upgraded & work done by BIO. Brand new nun-chuck battery pack. Aftermarket muzzle brake with suppressor. All metal navy Seal aftermarket body. Comes with 4 high cap mags & one 30rnd mag. Last time it was chronoed, it was shooting around 360-386fps. Depends on if you are using .20 or .25 bbs.