FRT-20 ALB Adjustable Locking Bar is a single part or accessory for AR-pattern rifles, listed with the part name as the maker uses it.

What is listed: 3 adjustment shims (2 installed and 1 spare); 1/16 hex key for adjustments.

Columbia Gun Rack covers Columbia, the Midlands and all 46 counties. Parts ship to your door where legal; check your state and local law before you order. We confirm price and availability at checkout, before payment.

Before you buy, read the product name against your rifle: the platform, the pattern (AR-15, AR-10, HK, FN) and the trigger type all have to match. Parts from different makers are not always interchangeable.

Columbia Gun Rack lists this item as a new arrival. The product page shows the maker's name for the item as it was published, the price in US dollars and the photos supplied with it. If something on the page does not match what you need, ask before you pay.

Questions about fit? Match the title to your rifle and trigger type, and ask before you order if anything is unclear. Listed as a new arrival and in stock.