HK Pistol Parts
- Accessories
- Magazines
HK VP
- HK VP9
- HK VP9SK
- HK VP40
MP5
- HK 94
- MP5 SD
- MP5 Clones
HK .22lr Rifles
- HK MP5
- HK 416
- GSG522
MP5K
- SP89, MP5K-N
- HK SP5K
MP5 40
- MP5 10
- MP5 .357
B&T
- Brugger & Thomet
HK 91
- HK G3
- PTR 91
- CETME, C308
- G3K, PTR PDW
HK 93
- HK 33
- HK 53
- Vector Arms V53 V93
- C93
HK MR556
- HK 416
- HK 416A5
- HK CR556
HK MR762
- HK 417
- HK MR762 LR
HK G36
- HK G36K
- HK G36C
- HK SL8
HK USC Carbine
- HK UMP 45
- HK UMP 40
- HK UMP 9mm
PSG1
- MSG90
HK 21
- HK 21E
- HK 23E
- HK 11
HK MP7, MP7A1
HK Apparel
- Shirts
- Hats
HK Aficionado
- Posters
- Stickers
- Calendars
HK Knives
- Benchmade
HK 300
- HK G41
- HK SL6
Recently Added Products
Pre-owned HK Products
Glock Magazines
AR-15, AK-47, Glock Parts
Clipped & Pinned Services
Emergency Preparedness
Browse Catalog
Gift Certificates

HK USP45 & USP45 Tactical +5 Magazine Extension

SKU: HKP-18347

HK Magazine Extension +5 Capacity For - USP 45 & USP 45 Tactical


HK USP45, USP45 Tactical magazine extension +5 adds five additional rounds to the full size HK USP45 & USP45 Tactical 12 round magazine. Super easy to install, simply add the mag extension to your existing mag body and follower. An easy 2 min swap. No gunsmithing needed. Made 100% in the USA out of aircraft grade hard coat anodized aluminum & steel hardware. Ultra low profile, & rock solid. This offering is simply the finest +5 mag extension for your HK USP .45 firearm available. With the addition of the +5 mag extension the round count in the magazine will increase from a 12 round magazine to a full 17 rounds of .45 in your HK USP45 magazine. Ideal for competitive shooters, concealed carry or for everyday use while at the range.

Fits the USP 45 12 round magazines:

  • HK USP 45
  • HK USP 45 Tactical
  • HK USP 45 Expert
  • HK USP 45 Elite
  • Does not fit the HK45 or HK45 Tactical (although we do offer a +3 for the HK45 model)
  • Will not fit or work with the 10 round USP45 magazines



Sub-Type: Extension
Caliber: .45
Magazine Capacity: +5
Price: $49.95
In Stock
Save to my Wish List
HK USP45 & USP45 Tactical +5 Magazine Extension
HK USP45 & USP45 Tactical +5 Magazine Extension
HK USP45 & USP45 Tactical +5 Magazine Extension
HK USP45 & USP45 Tactical +5 Magazine Extension
HK USP45 & USP45 Tactical +5 Magazine Extension
HK USP45 & USP45 Tactical +5 Magazine Extension
(Click to see larger image and other views)
Previous Item   Next Item

Product Reviews

Write your own review