The Wilson Combat Match Grade Barrel for the Glock 21 is compatible with the Glock 21sf without the need for modification to the barrel.
The Wilson Combat Match Grade Barrel might work but I recommend contacting Wilson Combat to confirm compatibility.
Yes. The correct barrel for your handgun is MPN:33G.
Yes, it should work with the P80 PFC9.
According to Wilson: 1 in 16" twist conventional broach rifling will accept lead, jacketed or plated bullets without fear of pressure spikes caused by polygonal rifling
No, you need a gen 5 barrel in a Gen 5.
The Wilson Combat Match Grade Barrel in 10mm will fit your Para Ordinance P-16. MPN:33DTR-10. We do carry 6" barrel options for 38 Super that you can find using the following link:
https://www.opticsplanet.com/fusion-firearms-umg-barrels-6-inch.html?_iv_caliber-193146313=dot-38-super
No, this will not work in the Llama.
Wilson Combat does offer 1911 options, you will need to narrow your results down by caliber.
Yes, the Glock 19 model should fit just fine, although the manufacturer does not specify the 19x being compatible.