== Base weapons ==
There are '''1118''' base weapons chambered in this caliber.
'''[[Class 1 weapons]]:'''
* [[Benelli M2 Compact 20]]
* [[Browning Citori 725]]
* [[Charles Lancaster Four Barrel]]
* [[Chiappa Triple Threat 20]]
* [[Kessler Arms Model 50 Levermatic]]
* [[Merkel Drilling 96KS]] (Caliber Mode 1)
* [[Merkel Drilling 961L]] (Caliber Mode 2)
* [[Mossberg SA-20 Tactical]]
* [[Remington 11-87 Sportsman]]
* [[Savage Arms Stevens Model 320 FG Compact]]
* [[TriStar Raptor Field]]
'''[[Class 2 weapons]]:'''
* [[IZHMASH Saiga-20K]]
* [[Mossberg 590 Shockwave 20]]
* [[Remington 870 Tac-14 20]]
* [[Tula Arms TOZ-106]]
'''[[Class 3 weapons]]:'''
* [[Ithaca A&B]]