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Pistol Caliber Carbine Uppers

Palmetto State Armory has a wide selection of 9mm carbine upper receivers that are made right here in the USA. Choose from a variety of barrel lengths, furniture configurations, and accessory options to find the right upper for your dream build. 

Customers are responsible for ensuring that when assembling kits, they must adhere to all Local, State, and Federal laws.

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  1. BLEM PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed Upper - With BCG & CH

    BLEM PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed Upper - With BCG & CH

    Rating:
    94%
    (55)
    Regular Price $599.99 Special Price $319.99
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  2. PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight M-lok Railed MOE EPT SBA3 Pistol Kit

    PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight M-lok Railed MOE EPT SBA3 Pistol Kit

    Rating:
    88%
    (25)
    Regular Price $789.99 Special Price $489.99
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  3. PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed Upper - With BCG & CH

    PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed Upper - With BCG & CH

    Rating:
    92%
    (14)
    Regular Price $599.99 Special Price $319.99
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  4. PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight M-Lok Upper - With BCG & CH

    PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight M-Lok Upper - With BCG & CH

    Rating:
    94%
    (27)
    Regular Price $609.99 Special Price $319.99
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  5. PSA Gen4 8" 9mm 1/10 Suppressor Ready 10" M-Lok Upper w/BCG & CH

    PSA Gen4 8" 9mm 1/10 Suppressor Ready 10" M-Lok Upper w/BCG & CH

    Rating:
    98%
    (12)
    Regular Price $599.99 Special Price $369.99
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  6. PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed MOE SBA3 Pistol Kit

    PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed MOE SBA3 Pistol Kit

    Rating:
    100%
    (5)
    Regular Price $749.99 Special Price $459.99
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  7. PSA Gen4 16" 9mm 1/10 Nitride 13.5" Lightweight M-lok Railed MOE EPT Rifle Kit

    PSA Gen4 16" 9mm 1/10 Nitride 13.5" Lightweight M-lok Railed MOE EPT Rifle Kit

    Rating:
    92%
    (10)
    Regular Price $749.99 Special Price $449.99
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  8. PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed MOE EPT SBA3 Pistol Kit

    PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight M-lok Railed MOE EPT SBA3 Pistol Kit

    Rating:
    78%
    (11)
    Regular Price $739.99 Special Price $489.99
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  9. PSA Gen4 4" 9mm 6" Lightweight M-Lok Railed Upper - With BCG & CH

    PSA Gen4 4" 9mm 6" Lightweight M-Lok Railed Upper - With BCG & CH

    Rating:
    96%
    (13)
    Regular Price $599.99 Special Price $319.99
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  10. PSA Gen4 16" 9mm Nitride 1/10 13.5" Lightweight M-lok Railed Upper - With BCG & CH

    PSA Gen4 16" 9mm Nitride 1/10 13.5" Lightweight M-lok Railed Upper - With BCG & CH

    Rating:
    100%
    (6)
    Regular Price $549.99 Special Price $339.99
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  11. PSA Gen4 16" 9mm Nitride 1/10 15" Lightweight M-lok Railed Upper - With BCG & CH

    PSA Gen4 16" 9mm Nitride 1/10 15" Lightweight M-lok Railed Upper - With BCG & CH

    Rating:
    94%
    (42)
    Regular Price $599.99 Special Price $379.99
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  12. PSA PA-9 Gen4 10.5" 9mm 1/10 Nitride 12" Slanted M-Lok Railed Upper With BCG & CH - 5165449744

    PSA PA-9 Gen4 10.5" 9mm 1/10 Nitride 12" Slanted M-Lok Railed Upper With BCG & CH - 5165449744

    Rating:
    92%
    (49)
    Regular Price $649.99 Special Price $369.99
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  13. PSA Gen4 16" 9mm Nitride 1/10 13.5" Lightweight M-lok Railed Upper - With BCG & CH

    PSA Gen4 16" 9mm Nitride 1/10 13.5" Lightweight M-lok Railed Upper - With BCG & CH

    Rating:
    98%
    (21)
    Regular Price $629.99 Special Price $339.99
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  14. Nordic Components 22LR Complete Upper, 16" Match Grade Barrel - 22RB-UPPER-16-KIT

    Nordic Components 22LR Complete Upper, 16" Match Grade Barrel - 22RB-UPPER-16-KIT

    Regular Price $782.99 Special Price $548.99
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  15. PSA Gen4 4" 9mm 5" Lightweight Hex M-Lok Railed MOE SBA3 Pistol Kit

    PSA Gen4 4" 9mm 5" Lightweight Hex M-Lok Railed MOE SBA3 Pistol Kit

    Regular Price $669.99 Special Price $459.99
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  16. PSA Gen4 4" 9mm 1/10 Nitride 5" Lightweight Hex M-lok Railed MOE EPT SBA3 Pistol Kit

    PSA Gen4 4" 9mm 1/10 Nitride 5" Lightweight Hex M-lok Railed MOE EPT SBA3 Pistol Kit

    Regular Price $689.99 Special Price $479.99
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  17. PSA Gen4 4" 9mm 5" Lightweight Hex M-Lok Railed Upper With BCG & CH

    PSA Gen4 4" 9mm 5" Lightweight Hex M-Lok Railed Upper With BCG & CH

    Regular Price $479.99 Special Price $329.99
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  18. PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight Hex M-lok Railed Upper W/BCG & CH

    PSA Gen4 10.5" 9mm 1/10 Nitride 9" Lightweight Hex M-lok Railed Upper W/BCG & CH

    Regular Price $479.99 Special Price $329.99
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  19. PSA PA-9 Gen4 10.5" 9mm 1/10 Nitride 12" Lightweight Hex M-Lok Railed Upper W/BCG & CH

    PSA PA-9 Gen4 10.5" 9mm 1/10 Nitride 12" Lightweight Hex M-Lok Railed Upper W/BCG & CH

    Regular Price $479.99 Special Price $339.99
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  20. PSA Gen4 4" 9mm 6" Lightweight Hex M-Lok Railed Upper - With BCG & CH

    PSA Gen4 4" 9mm 6" Lightweight Hex M-Lok Railed Upper - With BCG & CH

    Regular Price $459.99 Special Price $319.99
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  21. PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight Hex M-Lok Upper - With BCG & CH

    PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight Hex M-Lok Upper - With BCG & CH

    Regular Price $459.99 Special Price $319.99
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  22. PSA Gen4 16" 9mm 1/10 Nitride 13.5" Lightweight Hex M-LOK Railed Upper - With BCG & CH

    PSA Gen4 16" 9mm 1/10 Nitride 13.5" Lightweight Hex M-LOK Railed Upper - With BCG & CH

    Regular Price $499.99 Special Price $329.99
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  23. Harrington & Richardson BLEM Retro 635 16" 9mm Carbine Upper, 1/10 Twist, Gray

    Harrington & Richardson BLEM Retro 635 16" 9mm Carbine Upper, 1/10 Twist, Gray

    $639.99
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  24. Harrington & Richardson Retro 635 10.5" 9mm Complete Upper, 1/10 Twist, Gray

    Harrington & Richardson Retro 635 10.5" 9mm Complete Upper, 1/10 Twist, Gray

    $659.99
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Items 1-24 of 105

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