Like New Benelli M4 complete barrel, aftermarket full length tube magazine(with spring) and factory pistol grip stock.
These are take offs after I SBS'd my M4. Less than 50 rounds before I converted. Like new. I don't remember the make of the full length tube magazine, it's well made and a perfect fit.
Barrel Assembly - $400
Full Length Tube Magazine - $100 $85
Pistol Grip Stock - $50
Prices are discrete paypal shipped to lower 48