$50 shipped for all Prices are shipped Flipup rear sight - $8 G&G cm16 buffer tube and bolt - $8 Generic m4 hopup and bucking - $8 Mlok sling attachment brand new - $10 Arp9 handguard w mounting and rail segment (painted brown) - $30 Elite force tan polymer upper - $12 M4 body pin - included w >$15 purchase if you request Krytac Grip w baseplate - $8 Barrel mounted rail - $8 Random charging handle - included w purchase >$8 if you request Krytac metal and random metal hicap - $15