The Standard Manufacturing SP12 Compact is a pump-action 12-gauge shotgun with a 14.5-inch barrel and 26.5-inch overall length. At 11.75 lbs it's on the heavier side for a compact shotgun, but the short barrel makes it easier to move through tight spaces. 
 

Key Specifications 

• Manufacturer: Standard Manufacturing Company 
• Model: SP12 Compact 
• Type: Pump Action Shotgun 
• Caliber: 12 GA (2 3/4" and 3") 
• Barrel Length: 14.5 inches 
• Overall Length: 26.5 inches 
• Capacity: 5+1 rounds (with 2 3/4" shells) 
• Weight: 11.75 lbs. 
• Finish Color: Black 
• Condition: New in Box 
   

Detailed Features 

The SP12 Compact handles both 2 3/4" and 3" shells, so you have flexibility across load types without swapping guns. The 14.5-inch barrel keeps overall length at 26.5 inches, which is compact for a 12-gauge. Pump action is reliable and straightforward to maintain. 
 
Polymer grips are included and hold up well to repeated use. The black finish is matte and functional. 
 

Usage 

The short overall length suits home defense, where moving through hallways and doorways with a longer shotgun gets awkward. It also works for sport shooting applications that favor compact builds. At 11.75 lbs, it's heavy enough that recoil is manageable across different load types, though extended carry can get fatiguing. An aftermarket sling helps with that.

Owners of the Standard MFG SP12 Compact generally appreciate what it does well, though a few practical points come up regularly.

The compact dimensions are the most-cited strength. The 14.5-inch barrel makes the gun easy to handle in tight spaces, and users buying it for home defense specifically mention this. Build quality gets positive comments — it feels solid and cycles reliably.

The ammunition flexibility (2 3/4" and 3" shells) is valued by users who want one shotgun that handles both standard loads and magnums. No complaints about reliability or feeding across load types.

Recoil management is a mixed discussion. The 11.75 lb weight absorbs some of the 12-gauge recoil, but the short stock and grip geometry of the compact design affects how the gun sits against the shooter. Some users find extended sessions fatiguing; others adapt quickly. It depends on shooting style and build.

At 11.75 lbs, the weight itself gets mentioned as a downside for anyone planning to carry it for extended periods. A sling helps but adds to the setup.

Aesthetics are subjective — the modern bullpup-influenced design appeals to some buyers and puts others off. It's not a traditional-looking shotgun.

Pricing sits above entry-level pump shotguns, which prompts comparisons. Most buyers who chose the SP12 did so specifically for the compact format and build quality rather than on price alone.