DPM Systems
Rock Island Armory TAC Ultra CS Recoil Springs
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All Rock Island Armory models · recoil springs →
Manufacturer
Rock Island Armory
Model & version
TAC Ultra CS
Mounting details
MIL-STD-1913 Picatinny
Parts listed
1 total
Rock Island Armory TAC Ultra CSRecoil Springs
What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
Check your exact model and part before ordering. Fitment limits
DPM Systems1
Based on manufacturer information — Nov 2026.