HK45 Series. The HK 45 is the big-bore evolution of the military-grade HK USP pistol. It's 10+1 round medium-capacity configuration bridges the gap between lower-capacity single-stack 45 caliber pistols and higher capacity 45s that are just plain fat and unwieldy. The result is a "just-right" grip profile that makes the HK 45 the most. The HK45 is full-sized like the Universal Self-loading Pistol (USP) but with ergonomic styling like the P2000. The HK45 adds front end grip serrations on the slide, a Picatinny rail, and an O-ring polygonal barrel for increased accuracy and more consistent lock-up of the slide and barrel during cycling. 
HK USP45 Expert for sale
The HK USP 45 for sale is a line of polymer-framed, recoil-operated handguns designed using the features law enforcement and military personnel favor in the line of duty. Inspired by the classic form of the 1911 and engineered to be ultra-reliable and accurate, the HK USP45 is an ideal pistol for concealed carry, home defense, or recreational use. The HK45 and USP45 are dang close in allot of areas but different elsewhere. The HK 45 will sit in the rig about a quarter inch further than the USP because the trigger guard is in either a slightly different position or the barrel is slightly longer. Either way for the holster it's going to sit deeper slightly.
In this video, I have my HK Mark 23, USP 45, and HK45. A range gun: the 1911. Not familiar with Dan W., but usually a good 1911 will outshout most poly guns because of the awesome trigger as a start. A bedside/HD SD gun the USP for the extra capacity. Carry Gun, this is a little tougher, 1911's carry-easy, but have less capacity, users choice. 
First H K Question regarding HK45 mags in a USP 45 HecklerKoch
The full sized version of the HK45 has a 4.5-inch barrel, weighs thirty-one ounces unloaded, and takes a ten-round magazine. The pistol is eight inches long, 1.4 inches wide and 5.7 inches high. In comparison, the 45C has a 1913 Picatinny rail section in the same location on its frame. The USP Compact has a bobbed hammer to prevent snagging, and the 45C has a grooved full-size hammer. The.
When it comes to adding accessories like lights and lasers, the FNX has a definite edge with it's picatinny rail on the frame. The USP uses HK's proprietary rail. Nowadays, NO ONE makes accessories using this system. GG&G makes a pic rail adapter that fits the USP that allows the user to mount lights/lasers more easily. Compare the dimensions and specs of Heckler & Koch USP and Heckler & Koch HK45 
Umarex HK45 Black USP HK45 P8 GAS Co2 Pistolen Airsoft Waffen Airsoft2Go
HK USP 45 Tactical V1 12 Round. $1,609.00 (Save up to 11%) Price. $1,439.00. 2 Reviews. 81000350. Heckler and Koch (HK) FredS1974. · #16 ·. I have both and prefer the USP 45 to the HK 45. The primary reason is my hand size. If you have larger hands the HK 45 may be problematic. The USP also has a slightly better recoil system, IMO; and the much discussed issue of two more rounds for those for whom this matters. The USP is a workhorse.
HK45 vs USP 45 + Various Questions (also, is the USP line discontinued?) I am in the market for a "buy once cry once" full-size pistol that I can suppress for home defense. On my way home from work today I stopped at my LGS to browse there selection of pistols. I noticed they had an HK45 in the case do I asked the guy behind the counter, "what. Compare the dimensions and specs of Heckler & Koch USP 45 and Heckler & Koch HK45 
HK USP45 V1 CA Compliant Single Double 45 Automatic Colt Pistol ACP 4 41 10 1 Gray Polymer
The primary difference is the grip and aesthetics, the USP is a thicker brick grip for the 12 round magazine and is a tad blocky. The HK45 has a very comfortable grip but only hold 10 rounds (11 if you try hard), and is a slicker design over all. You're gonna want to get both. HK45 - HK45c - P30 - P30L - VP9 FDE - USP .45. The HK45 was supposed to be a more refined and updated version of the USP. It has superior ergonomics (i.e. thinner grip, backstrap replacements) and a 1913.
