Stainless steel, unknown maker, one piece, I would guess 20 or 25 LPI. Shows some hard use with nics and such. $38 Ed Brown 2 piece with Chain Link mainspring housing, blue steel. The base plate has some type of finish that looks like armor tuff. Shows very light use, no scratches $50 The third one is barely a magwell. Held on by mainspring housing pin and allen screw holds the front to the front strap. $12. Paypal F&F, USPS money order, personal check ok from supporting addicts All prices are delivered USPS first class postage.