Pulled some parts off a threaded Chinese barrel. This came in as a kit, not sure what it was before, but pretty sure it was milled....:wink_smal Shipping extra. I accept USPS MO or cash, no paypal. Listed on other sites. Longer FSB in pic is SPF. First is a complete rear sight unit, 800M with Cyrillic marking thingy, looks like the Pi symbol, $30. This will fit Chinese or milled AK-47 type barrels, not AKM. Next is an excellent selector, used very little. $15. SPF Gas block with sling loop. this was originally an underfolder FSB model that had the longer "legs" to shield the bayonet, they were trimmed a bit on the dock, but still there. $24.SPF SPFVG lower HG retainer with cleaning rod hole. $12.SPF Serial numbered recoil unit. $12. SPF7.62x39 cleaning rod. Some spots of rust on it. $10.SPF Thanks for looking.