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The extractor is one of those small parts that quietly does a huge job every single time you pull the trigger. It's the claw that grabs the rim of a spent case and rips it out of the chamber so the next round can feed. When it wears out or the tip chips, you get failures to extract, stuck cases, and a rifle that stops being fun in a hurry. This Luth-AR BT-07 is a straight replacement for that worn part, and it drops right into a standard AR-15 bolt.
Luth-AR builds this one from 4140 alloy steel with mil-spec heat treatment and a manganese phosphate finish, which is the same recipe used on quality factory bolts. That combination gives you a hard, tough claw that resists chipping at the hook and shrugs off the heat and grit that come with heavy range days. The phosphate coating also holds oil well, so the moving edge stays lubed and cycles clean.
This extractor is cut for standard .223 Remington and 5.56 NATO pattern bolts, so it works with the vast majority of mil-spec AR-15 uppers out there. It pairs up with the matching extractor spring, insert, and O-ring if you're doing a full refresh, and it's the same BT-07 part Luth-AR includes in their field repair and bolt component kits. Made in the USA, which is a nice touch for a part that lives at the heart of your rifle.
Installation is a quick job with a punch. Drive out the extractor pin, swap the claw along with a fresh spring if yours is tired, and drive the pin back in. If you're chasing extraction gremlins on a short-barreled setup, adding the extractor O-ring over the spring is a smart move for extra tension and dependability.
Yes, the BT-07 is machined to standard .223 Remington and 5.56 NATO AR-15 bolt dimensions, so it fits the large majority of mil-spec uppers. If your rifle uses a standard bolt carrier group, this is a direct drop-in replacement. It's the same part Luth-AR uses in their own repair and gunsmith kits.
The usual signs are failures to extract, spent cases sticking in the chamber, or a chipped and rounded hook on the claw. Any of those symptoms point to a worn extractor or a tired extractor spring. When you swap the extractor, it's smart to replace the spring at the same time since they wear together.
The extractor itself is all you need for a basic swap, held in by the existing extractor pin. That said, most folks refresh the extractor spring, insert, and O-ring while they've got the bolt apart. Adding an O-ring over the spring is especially helpful on short-barreled builds for extra tension.
It is. Luth-AR makes the BT-07 from 4140 alloy steel with mil-spec heat treatment and a manganese phosphate finish, matching the specs of quality factory extractors. It's also made in the USA.
| UPC | 812058030195 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | BT-07 |
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