The "19T" refers to the re-proofing to 19 tons per square inch for the new 7.62mm cartridge. The "0" on the bolt head is one of the four standard bolt head sizes.
You'd better grab it before it's gone!
The "19T" refers to the re-proofing to 19 tons per square inch for the new 7.62mm cartridge. The "0" on the bolt head is one of the four standard bolt head sizes.
You'd better grab it before it's gone!