Just found them on Lilja's website http://www.riflebarrels.com/products/thread_caps.htm
We are offering an internally threaded muzzle cap for AR type and other threaded muzzles. The outside diameter of these are .740" to match the diameter of our AR barrels in front of the gas block section and with 1/2" - 28 TPI and 5/8" - 24 TPI.
We machine these from the same stainless steel we use to make our rifle barrels. The nine helical grip-flutes are milled with an 8" twist rate - just like the rifling in our .223, 6.5 Grendel and .260 Remington AR drop-in barrels.
We'll soon have these available in a .875" diameter to match our larger AR drop-in's and also a .920" OD for the Bull barrel .920" diameter 10/22 barrels that are often threaded at the muzzle.
The price for these high-quality stainless steel caps is $25 each.
For quantities of five or more (sizes can be mixed) or for customers that order a cap at the same time they order a barrel, if they're already getting our discount price on a drop-in barrel, the price is $20 each.
We machine these from the same stainless steel we use to make our rifle barrels. The nine helical grip-flutes are milled with an 8" twist rate - just like the rifling in our .223, 6.5 Grendel and .260 Remington AR drop-in barrels.
We'll soon have these available in a .875" diameter to match our larger AR drop-in's and also a .920" OD for the Bull barrel .920" diameter 10/22 barrels that are often threaded at the muzzle.
The price for these high-quality stainless steel caps is $25 each.
For quantities of five or more (sizes can be mixed) or for customers that order a cap at the same time they order a barrel, if they're already getting our discount price on a drop-in barrel, the price is $20 each.
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