UMP / USC Series

UMP / USC Series

Choose from an expansive selection of HK UMP and USC parts, such as HK UMP Barrels and HK USC Stocks, crafted for those who value reliability and performance. Upgrade with HK USC Handguards and HK UMP Triggers, and experience the difference in quality and craftsmanship.

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  • New - H&K UMP/USC/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Trigger - HKP-16495 HK UMP, USC, G36 Trigger
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    HK UMP, USC, G36 Trigger

    H&K Heckler & Koch

    $19.95
    HK UMP, USC & G36 Trigger New HK German factory trigger. A great spare or replacement part. Compatible With: HK G36 HK UMP HK USC
    HKP-16495
    $19.95
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  • New - H&K UMP (.40 S&W/.45 ACP/9mm) Lower Backplate - HKP-16473 HK UMP (.40 S&W/.45 ACP/9mm) Lower Backplate
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    HK UMP (.40 S&W/.45 ACP/9mm) Lower Backplate

    H&K Heckler & Koch

    $34.95
    H&K UMP (.40 S&W/.45 ACP/9mm) Lower Backplate HK German Backplate for all UMP lowers. You will need to add your existing buffer or order one to make a complete buffer assembly.
    HKP-16473
    $34.95
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  • New - H&K USC (.45 ACP) 10 Round Factory Magazine Spring - HKP-15284 HK USC Magazine Spring
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    HK USC Magazine Spring

    H&K Heckler & Koch

    $8.95
    H&K USC (.45 ACP) 10 Round Factory Magazine Spring Compatible With: HK USC 10 Round magazines
    HKP-15284
    $8.95
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  • On Sale
    New - HKP HK UMP/USC 4 Piece M-Lok Set - Anodized - HKP-21663-M HK UMP, USC 4 Piece M-Lok Set - Anodized
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    HK UMP, USC 4 Piece M-Lok Set - Anodized

    HKP HK Parts

    Now: $99.95
    Was: $149.95
    HKP HK UMP/USC 4 Piece M-Lok Set - Anodized  Upgrade your UMP and USC with the HK Parts 4-piece M-Lok set, designed to eliminate the hassle of snagging and shredding your knuckles on Picatinny rails. This exceptional set significantly expands the...
    HKP-21663-M
    Now: $99.95
    Was: $149.95
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    Now: $99.95
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  • New - Holosun 510 Series Open Reflex Sight - Picatinny Mount - HKP-21656-M Holosun 510 Series Open Reflex Sight - Picatinny Mount
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    Holosun 510 Series Open Reflex Sight - Picatinny Mount

    Holosun

    $354.95
    Holosun 510 Series Open Reflex Sight - Universal Picatinny Mount The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum...
    HKP-21656-M
    $354.95
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  • Out Of Stock
    Used - H&K HK UMP .40 - 30 Round Magazine - Used - HKP-20816 HK UMP .40 - 30 Round Magazine - Used

    HK UMP .40 - 30 Round Magazine - Used

    H&K Heckler & Koch

    $49.95
    30 Round Magazine – Used – UMP .40 S/W This magazine will fit all HK UMP .40 caliber UMP’s as well as the USC-UMP .40 caliber conversions. Used factory HK magazine. Compatible With: HK UMP .40 HK USC-UMP conversions LWRC SMG.40
    HKP-20816
    $49.95
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  • Out Of Stock
    New - Solar Tactical HK UMP Kydex Grip Wrap - Black - HKP-19142 HK UMP Grip Wrap - Kydex

    HK UMP Grip Wrap - Kydex

    Solar Tactical

    $89.95
    Solar Tactical HK UMP Kydex Grip Wrap Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap-around style pistol grip. Allows the use of the factory magazine release and detachable magazines over 10rds. Preban hi-capacity...
    HKP-19142
    $89.95
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  • New - HK UMP .45 Magazine Locking Plate - HKP-20136 HK UMP Magazine Locking Plate - .45 ACP - US
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    HK UMP Magazine Locking Plate - .45 ACP - US

    USA

    $6.95
    HK UMP .45 Magazine Locking Plate   Made in the USA
    HKP-20136
    $6.95
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  • New - Ergo M-LOK QD Sling Mount - HKP-17875
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    Ergo M-LOK QD Sling Mount

    Ergo

    $24.95
    Ergo M-LOK QD Sling Mount   Compatible with any firearm featuring M-LOK attachment points.
    HKP-17875
    $24.95
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  • New - HKP HK USP .45 ACP 16X1 LH Thread Protector - HKP-22177 HK USP Thread Protector - .45 ACP - 16X1 LH
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    HK USP Thread Protector - .45 ACP - 16X1 LH

    HKP HK Parts

    $19.95
    HKP HK USP .45 ACP 16X1 LH Thread Protector Thread protector for 16X1 left-hand .45 ACP barrels.   Compatible With: HK USP .45 & Compact HK45 & Compact HK UMP/USC Firearms with 16X1 left-hand threaded .45 ACP barrels NOT compatible...
    HKP-22177
    $19.95
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  • New - B&T SchleTek Carbon Cleaner 500 ml Aerosol - HKP-21766
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    Carbon-Cleaner - 500 ml Aerosol

    SchleTek

    $32.95
    SchleTek Carbon Cleaner 500 ml Aerosol Time-saving removal of stubborn fouling. Special formula for heavily used firearms. Frequent and thorough gun cleaning is not only a prerequisite to achieve maximum performance with your firearm, but also a decisive...
    HKP-21766
    $32.95
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  • New - B&T Unigrip QD with Bipod - HKP-21387-M B&T Unigrip QD with Bipod
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    B&T Unigrip QD with Bipod

    B&T Brugger & Thomet

    $198.95
    B&T Unigrip QD with Bipod This B&T foregrip features a retractable bipod for superior weapon stability in both the standing and prone positions. Specifications: Condition: Factory new Material: Polymer/alloy Heat deflection temperature:...
    HKP-21387-M
    $198.95
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