Parts
If you can't find what you're looking for don't hesitate to contact us.Compliance parts for USC/UMP and SL8/G36 conversions
Those are the HDPS CORP. U.S. made compliance parts that you need when using the real HK UMP parts on your USC or real HK G36 parts in the SL8 conversions in order to meet Federal regulations regarding imported parts count in an Imported Assault Rifle 18-U.S.C. section 922(r).
Warning, failure to comply will render your conversion illegal living you at mercy of $250,000.00 fine and up to 10 years in Fed Jail charges.
If you already own some of those parts, You can purchase only what you need
( Be careful purchasing cheap parts elsewhere, you will receive what you paid for, cheap and poor quality pats )
Showing 1–27 of 235 results
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B&T APC UMP USC CONVERSION FOLDING STOCK – Brugger & Thomet (made in Swiss)
$152.00 -
ATI 5 Position Vertical Grip – Variable Vertical Foregrip
$29.75 -
FAB Defense Vertical Grip – 7 Position Vertically Folding Foregrip
$42.75 -
UMP HDPS 7.87″ THREADED .578×28 RH STAINLESS STEEL FINISHED IN CERAKOTE BARREL for HK UMP AND USC (Compliance Part) (Copy)
$365.00 -
UMP HDPS 7.87″ THREADED .578×28 RH STAINLESS STEEL FINISHED IN CERAKOTE BARREL for HK UMP AND USC (Compliance Part)
$365.00 -
FN PS90 SBR
$2,850.00 -
Heckler and Koch MP5 30 Round Magazine – Genuine Made in Germany – MP5, SP5, MP5K, SP5K, SP89
$78.95 -
Heckler and Koch UMP and USC Trigger Spring
$7.75 -
Heckler and Koch UMP and USC Hammer Springs RH & LH ((N E W))
$18.50 -
AR-15 or Umarex 416 D – Carbine Faux Sound Suppressor
$150.00 -
Heckler and Koch UMP and G36 (all) Hammer NEW
$38.50 -
Heckler and Koch UMP Lower Release Lever Complete with spring and axle
$29.50 -
Heckler and Koch UMP G36 USC SL8 trigger NEW
$18.50 -
Heckler and Koch USC Lower Receiver w/ Bolt Catch & Mag Release mounted NEW
$89.95 -
Sale!
SB Tactical Brace Hk and B&T Folding Brace or Rifle Stock
$84.99 -
STOCK BLOCK “B” for you Hk USC to Hk UMP conversion (Pin/Washer/Ring Style)
$165.00 -
Sale!
STOCK BLOCK “B” For your Hk USC to Hk UMP conversion (Eyelet and Thumb Screws)
$185.00 -
Sale!
FAB DEFENSE VERTICAL GRIP – Tactical Ventilated Foregrip TAL-4
$38.00 -
Sale!
Vertical Grip – Foregrip Foldable Five Position (Picatinny Rails)
$21.00 -
UMP/USC RAILS Set of Rails/screws in blister pack NO sharp edges
$125.00 -
UMP HDPS 7.87″ Barrel Threaded M16X1 LH in Stainless Steel with Cerakote finish (Compliance Part)
$365.00 -
Sale!
Heckler And Koch UMP Lower Four Position
$425.00 -
USC Upper receiver only – Dye Job (Black)
$75.00 -
REFINISH – AR15 and M16 stripped upper or lower receiver
$105.00 -
REFINISH SERVICES AR15 and M16 complete upper or complete lower receiver
$105.00 -
REFINISH – Complete AR15 and M16 rifles and carbines
$205.00 -
H&K UMP SBR (FBI Lower) Semi Civilian Legal .45ACP cal.(Short Barreled Rifle)
$5,000.00
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