https://criterionbarrels.com/products/ar-15/ar-15-hbar-barrel-mid-length-gas-chrome-lined/?v=7516fd43adaa unfortunately OOS at the manufacturer but other vendors may have it.
I had an SLR Sentry 7 and all I needed was an extra long hex key to tune it. Was a mid-length gas system under a 15" handguard. I had the kind with a T-handle but I'm sure there are other types.
I have heard of an instance where a manufacturer of a complete rifle recommended the use of an adjustable carrier as a means of taming suppressed blowback, as customer-replacing the factory pinned non-adjustable gas block would void the warranty. So, OP may not have that option. Considering...
Criterion 16" HBAR chrome lined barrel with matching headspaced BCM bolt - currently sold out everywhere and no ETA on restock, this was purchased directly from Criterion, with the bolt
BCM blem upper receiver (can't find the blem)
Knight's Armament (KAC) bolt carrier, chrome lined, phosphate...
For sale **no trades**- brand new in box, unfired, distributor exclusive Ruger 10/22.
Takedown
Backpacker stock
Threaded
OD Green
Features a Magpul® X-22 Backpacker stock with an ergonomic handguard, optional QD sling mounting capability, integrated storage compartment in the grip, a...
Yes, thanks to KYFHO, always the consummate professional Shoot Boss, and to the rest of the crew. Those 39s sting a bit :D but this was a great event as usual!
Can't vouch for the store, call to verify stock but it looks available. However $50 more.
https://www.gunshack.com/del-ton-ar15-parts-kit?tracking=5327316c36041
As with everything, this has been cheaper before, but it's in stock/not on backorder and advertised Heavy Profile (HBAR). To complete, you will need a stripped lower receiver and magazine(s)...