HK MP5 SEF Standard Custom Build/Preorder

From: $3,49900

SKU: MP5SEF-1 Categories: , Tags: , Product ID: 9869

Pre-order item / not available for immediate shipping

This is a standard MP5, 9mm parts kit build in semi-auto, using original HK parts and the LSC/PTR receiver flat kit. The build was done by Black Ops Defense to our highest quality standard!

The demilled MP5 machinegun parts were refurbished and reused to build this semi-auto version of the HK MP5. ( Similar to the HK SP5/94 )

Shown in possible SBR or pistol configurations. ( stock not included )


Some images show possible configurations with and without custom engraving, accessories, etc… ( optics and other unmentioned accessories not included )

(See below for additional information)

Product Quantity

Additional Service: NFA/SBR Engraving


Shipping Case Options


Optional Shipping Insurance

Set value package insurance, if you'd like to add it. This is optional. All packages will ship with tracking and signature confirmation regardless.


In stock



  • HK MP5 parts kit (demilled machine gun)
  • HK MP5 factory bolt group ( “sear ready” )
  • HK MP5 “SEF” factory lower housing and trigger group, semi-auto converted
  • HK factory 3 lug 9mm barrel
  • Standard wide polymer foregrip
  • Pistol cap or buttstock options available ( collapsible stock not included )
  • KCI 30rnd magazine


  • 9mm
  • Fully refurbished/rebuilt in house by Black Ops Defense
  • NFA engraving for form 1, SBR tax stamp options available
  • Pistol, rifle or SBR options available


Additional Instructions:

  • Please have your dealer E-MAIL a photo or scan of their FFL for the transfer.
  • If you are sending your receiver back for markings after transfer, please E-MAIL a photo or a scan of your ID for our records. Contact us if your shipping address is different than your ID to confirm.
  • Indicate your return shipping address in the "shipping address" section during checkout, and include your dealer's address and FFL in the "dealer section", if available.
  • All firearms will ship with signature confirmation ( insurance is extra, see work order options )
  • Shipping fee overcharges will be refunded once we know your actual shipping cost, if applicable.
  • Add NFA engraving info, date codes, or other project details to the "notes" section during checkout (on the credit card processing and check out page).

Additional information

Weight 175 oz
Dimensions 36 × 12 × 6 in


Shipping Case Options

Choose One

Customer Supplied Shipping Case, Tactical Soft Case, Plano Case & Accessories, Eylar Case & Accessories, Pelican Case & Accessories

Optional Shipping Insurance

Shipping Insurance

No Insurance, 1000$ Insurance, 2000$ Insurance, 3000$ Insurance, 4000$ Insurance, 5000$ Insurance

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BLACK OPS DEFENSE © 2023. All rights reserved.

BLACK OPS DEFENSE © 2023. All rights reserved.

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