Remington 511 barrel + receiver - model 510 feed ramp - model 510 broken stock w/broken toe , repaired w/model 870 butt plate - 512 P front sight installed muzzle on bulged 511 barrel shortened to 16 1/2" - nylon 510 bolt - Williams 510-5D rear sight - no complete collectibles were used in assembly - sorry about my poor picture taking skills -