
1911/2011 Bull Barrel Recoil System – Edward Rivera B.O.S.S. Special Edition
The DPM Recoil Reduction System for 1911/2011 5″ Bull Barrel pistols is more than an upgrade—it’s a complete transformation in how your firearm handles recoil. Designed in collaboration with Edward Rivera, the B.O.S.S. Special Edition combines precision engineering with competition-level performance, delivering faster follow-up shots, smoother cycling, and enhanced durability.
Power Rates
Short Spacer With: |
Slide on the battery (idle position) |
Slide full open position (approx.) |
Short Spring |
5.0 lbs |
14.3 lbs |
Medium Spring |
5.51 lbs | 14.3 lbs |
Long Spring |
6.39 lbs | 14.3 lbs |
Medium Spacer With: | Slide on the battery (idle position) |
Slide full open position (approx.) |
Short Spring | 5.29 lbs | 18.7 lbs |
Medium Spring | 5.84 lbs | 18.7 lbs |
Long Spring | 6.5 lbs | 18.7 lbs |
Long Spacer With: | Slide on the battery (idle position) | Slide full open position (approx.) |
Short Spring | 5.51 lbs | 21 lbs |
Medium Spring | 6.06 lbs | 21 lbs |
Long Spring | 6.60 lbs | 21 lbs |
Why Upgrade to the DPM B.O.S.S. Recoil System?
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Reduced Recoil & Muzzle Rise – Stay on target and shoot tighter groups.
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Frame & Slide Protection – Internal buffer spring absorbs slide impact.
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Improved Accuracy – Smoother cycling allows faster, more consistent shots.
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Customizable Feel – Adjustable spacers and springs to tune recoil impulse.
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Trusted Worldwide – Used by competition shooters, military, and law enforcement.
What’s Included in the Kit?
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Precision-engineered recoil rod with multi-spring system
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Three spacers for adjusting buffer strength (stronger or lighter feel)
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Three external recoil springs in different lengths and strengths
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Spring plug for secure installation
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Red pressure plate tool + metallic cup screw tool for assembly
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Lifetime warranty from DPM Systems
How the B.O.S.S. Recoil System Works
The DPM system uses a patented design that includes an internal rod spring and multiple external springs. The internal buffer absorbs the slide’s final movement, protecting the frame from impact. By swapping spacers and springs, you can fine-tune how your 1911/2011 cycles—stronger spacers increase buffer effect, while shorter spacers create a softer, faster cycle. This flexibility makes it ideal for both competition and defensive shooting.
Benefits at a Glance
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Faster follow-up shots and double-tap precision
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Reduced felt recoil and muzzle flip
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Longer pistol lifespan with frame protection
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Reliable function with different types of ammunition
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Drop-in installation with no gunsmithing required
FAQ: 1911/2011 Bull Barrel B.O.S.S. Recoil System
1. Will this recoil system fit all 1911/2011 bull barrel pistols?
Yes. It is specifically designed for 1911 and 2011 platforms with a 5″ bull barrel configuration.
2. What makes the B.O.S.S. Special Edition different?
The B.O.S.S. edition was developed with Edward Rivera to provide a finely tuned, competition-ready recoil system with enhanced adjustability.
3. Can I install this system myself?
Yes. It is a drop-in upgrade and installs in minutes with the included tools—no gunsmithing required.
4. How do the spacers and springs change performance?
Longer spacers provide stronger buffering and reduce frame impact, while shorter spacers lighten the recoil cycle. External springs adjust slide closing force.
5. Is this recoil system reliable for defensive use?
Absolutely. While optimized for performance shooting, the B.O.S.S. system provides enhanced reliability, durability, and smoother cycling for defensive scenarios as well.
Upgrade Your 1911/2011 Today
The DPM Systems B.O.S.S. Recoil Reduction System is the ultimate upgrade for 1911/2011 bull barrel pistols. Whether you’re competing, training, or carrying, this system gives you superior control, reduced recoil, and longer firearm life.
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