Got some spares laying around. BCM lot for carbine length ARs includes stock (slightly modified for sling swivel), pistol grip, handguard and for grip, $100. Magpul BSL brace with Moe handguard and K2 pistol grip, $80. 2nd Magpul BSL brace with 3D shenanigans, $60. No tradesies whatsoever, prices are firm.