Shopping CartShopping Cart

There are no items in your cart.


STI Duty One Extra Magazine

Sale $6.56
  • Reg Price $9.99
  • MSRP $12.99
  • availability In Stock
  • Code: 16731 · ·
Out of Stock
Coming Soon
30 day Money Back Guarantee

We stand behind the products we sell and keep our returns process simple. If you're not satisfied with your order, you may return most items within 30 days of purchase to receive a credit, replacement, or refund.

Learn More

Pick up an extra magazine for the STI Duty One Co2 models to enjoy your time shooting and spend less time loading.


  • Compatible with #16533, 16728 & 16726
  • STI Duty One.177 Cal CO2 Magazine
  • 20 Round Capacity
  • Harnesses Steel BBs Only
Read More Read More
  • ManufacturerASG
  • Caliber0.177 cal
  • Airgun MechanismCO2
  • Ammo TypeSteel BBs
  • Magazine Capacity20
  • Accessories TypeMagazines, Clips & Reloaders
  • Product ConditionNew
  • Warranty90 Day Limited
Read More Read More
STI Duty One Extra Magazine
Read More Read More
Read More Read More
Free Shipping
Get free shipping on all orders over $179! When your order qualifies, choose Ground Shipping during checkout. Available to US customers the lower 48 states. Learn More
Back to Shopping >>

Back to Shopping >>
Back to Blog >>


Back to Blog >>


Air Rifle Guide What would you like to do with your Air Rifle?
Target Shooting What type of target shooting will you be doing with your rifle?
Competitive Shooting What type of competitive shooting will you be doing?
Target Shooting How far away will your target(s) be?
Air Rifle Hunting How big is the pest that you will be hunting?
Air Pistol Guide What would you like to do with your Air Pistol?