Magazines / Extensions / Brass Catchers

Magazines / Extensions / Brass Catchers

Explore our extensive selection of HK magazines and extensions designed for enhanced capacity and performance across a range of HK models including the VP9, USP, MP5, and more. From rugged steel magazines to advanced polymer extensions, our inventory caters to both tactical and recreational needs, ensuring reliable feeding and durability. Enhance your HK firearm with precision-engineered magazine upgrades, available now for various calibers and applications.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • HK CC9 Magazine Spring - 12 Round
    Add to Cart

    HK CC9 Magazine Spring - 12 Round

    H&K Heckler & Koch

    $9.95
    Heckler and Koch 12-Round Magazine Spring for HK CC9 Genuine 12-round HK CC9 steel magazine spring. Compatible With: HK CC9
    HKP-22509
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • On Sale
    HK MP5 Magazine Locking Plate - 9mm - Black - USED Used - HKP HK MP5 9mm Magazine Locking Plate - Black - USED - HKP-99240
    Add to Cart

    HK MP5 Magazine Locking Plate - 9mm - Black - USED

    HKP HK Parts

    Now: $3.95
    Was: $12.95
    HKP HK MP5 9mm Magazine Locking Plate - Black - USED ONLY 1 UNIT LEFT - AS PICTURED - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Locking...
    HKP-99240
    Now: $3.95
    Was: $12.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3.95
    Was: $12.95
    Subtotal:
  • On Sale
    HK UMP (.45 ACP) 25 Round Magazine - German LEO Markings - USED Used - H&K UMP (.45 ACP) 25 Round Magazine - German LEO Markings - Used - BLEMISHED - HKP-17917-BL-B
    Add to Cart

    HK UMP (.45 ACP) 25 Round Magazine - German LEO Markings - USED

    H&K Heckler & Koch

    Now: $89.95
    Was: $149.95
    H&K UMP (.45 ACP) 25 Round Magazine - German LEO Markings - Used - BLEMISHED VERYING CONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Used PD trade-in factory 25 round...
    HKP-17917-USED
    Now: $89.95
    Was: $149.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $89.95
    Was: $149.95
    Subtotal:
  • HK CC9 Magazine Follower - 10 and 12 Round HK CC9 Magazine Follower - 10 and 12 Round
    Add to Cart

    HK CC9 Magazine Follower - 10 and 12 Round

    H&K Heckler & Koch

    $5.95
    H&K CC9 - Magazine Follower - 10 and 12 Round Magazines Follower for HK CC9 10-round and 12-round magazines. Manufactured in Germany by H&K. Compatible With: HK CC9
    HKP-22146
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • New - H&K VP9SK/P30SK 13 Round Extended Floor Plate - HKP-21990 HK VPSK, P30SK Magazine Floorplate - 9mm - 13, 15 Round - Extended
    Add to Cart

    HK VPSK, P30SK Magazine Floorplate - 9mm - 13, 15 Round - Extended

    H&K Heckler & Koch

    $53.95
    H&K VP9SK/P30SK 13 & 15 Round Extended Floor Plate Factory HK floorplate extension for VP9SK 13 and 15 round magazines. Features a durable black polymer body with a textured finish for improved grip. Compatible With: HK VP9SK & P30SK
    HKP-21990
    $53.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $53.95
    Subtotal:
  • Used - 30 Round Magazine - LEO Marked - Windowless - HK UMP .40 - HKP-20749 HK UMP Magazine - .40 ACP - 30 Round - LEO Marked
    Add to Cart

    HK UMP Magazine - .40 ACP - 30 Round - LEO Marked

    H&K Heckler & Koch

    $99.95
    Rare Surplus 30 Round Magazine - LEO Marked - Windowless - UMP .40 S/W Rare UMP .40 windowless magazine with LEO markings. Highly unique magazines as these were "early production" magazines that were used before they switched over to the windowed UMP...
    HKP-20749
    $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • New - H&K G36 (5.56/.223) 10 Round Factory Magazine - FDE - HKP-18727 HK G36 Magazine - 10 Round - Factory - FDE
    Add to Cart

    HK G36 Magazine - 10 Round - Factory - FDE

    H&K Heckler & Koch

    $87.95
    HK G36 10 Round Magazine in Flat Dark Earth (FDE) Compatible With: G36 G36K G36C Double Stack Capacity Magwell Converted SL8's   Specifications: Capacity: 10-rounds Condition: New, rare find Manufacturer: HK Germany
    HKP-18727
    $87.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $87.95
    Subtotal:
  • New - H&K UMP (.40 S&W) 30 Round Magazine Housing - HKP-16369 HK UMP (.40 S&W) 30 Round Magazine Housing
    Add to Cart

    HK UMP (.40 S&W) 30 Round Magazine Housing

    H&K Heckler & Koch

    $69.95
    New HK UMP .40 30 Round Magazine Housing New HK German UMP .40 30 round factory magazine body. A great spare part in the event that your mag body is damaged or cracked.
    HKP-16369
    $69.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • Out Of Stock
    New - H&K UMP (.40 S&W) Magazine Locking Plate - HKP-16340 HK UMP Magazine Locking Plate - .40 S&W

    HK UMP Magazine Locking Plate - .40 S&W

    H&K Heckler & Koch

    $9.95
    H&K UMP (.40 S&W) Magazine Locking Plate German HK.
    HKP-16340
    $9.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • On Sale
    HK91, G3, PTR Magazine - 20 Round - Date Coded - USED HK91, G3, PTR Magazine - 20 Round - Date Coded - USED
    Choose Options

    HK91, G3, PTR Magazine - 20 Round - Date Coded - USED

    H&K Heckler & Koch

    Now: $24.95
    Was: $34.95
    Heckler and Koch HK91, G3, PTR 20 Round Date Coded Magazine - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DENTS AND PITTING USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Factory German HK 20 round G3...
    HKP-99439-M
    Now: $24.95
    Was: $34.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $24.95
    Was: $34.95
    Subtotal:
  • On Sale
    New - B&T Dual Magazine Pouch - 338LM - Velcro Mount - HKP-21883 Dual Magazine Pouch - 338LM - Velcro Mount
    Add to Cart

    Dual Magazine Pouch - 338LM - Velcro Mount

    B&T Brugger & Thomet

    Now: $12.95
    Was: $24.95
    B&T Dual Magazine Pouch - 338LM Designed for the B&T APR338 but will fit other, similarly sized magazines. Made from heavy duty Cordura fabric in Poland by NFM Group.
    HKP-21883
    Now: $12.95
    Was: $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $12.95
    Was: $24.95
    Subtotal:
  • On Sale
    GSG HK MP5 .22LR Magazine Clamp - BLEMISHED
    Add to Cart

    GSG HK MP5 .22LR Magazine Clamp - BLEMISHED

    GSG German Sports Guns

    Now: $16.95
    Was: $29.95
    GSG HK MP5 .22LR Magazine Clamp - BLEMISHED INSTALLTION MARKINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each HK-style mag clamp is made of steel and is...
    HKP-00791-B
    Now: $16.95
    Was: $29.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $16.95
    Was: $29.95
    Subtotal:
  • Total: items /

Adding your products to cart