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There really isn't anything else that looks or shoots quite like the KRISS Vector. The SDP-E (Special Duty Pistol Enhanced) Gen 2 is the no-stock, non-NFA pistol configuration of KRISS's iconic platform, finished here in the striking Alpine White Cerakote. It's a head-turner at the range, but the finish isn't the story — the engineering underneath is.
The Super V Recoil Mitigation System is the heart of everything KRISS does, and it's genuinely different from any other operating system you've handled. Rather than sending the bolt straight back into your hands, a low-mass slider connected to the bolt carrier is guided by internal channels that run perpendicular to the barrel, pushing that energy downward into the frame instead of rearward into your wrists. Combined with the exceptionally low bore axis — KRISS claims it's the lowest of any firearm produced — the net result is dramatically reduced muzzle rise and faster target reacquisition. Range time backs that up. Rapid-fire strings that would have most blowback pistols climbing stay remarkably flat with the Vector.
The SDP-E ships with the MK5M Modular Rail, a 5-inch hard-anodized aluminum handguard that wraps around the 6.5-inch threaded barrel and gives you a full-length 12-slot Picatinny bottom rail plus M-LOK slots at every other 45-degree position. That's a lot of real estate for lights, lasers, or a foregrip. The top Picatinny rail runs the length of the upper receiver and is ready for a red dot right out of the box. Low-profile flip sights are included as a backup. The 6.5-inch barrel is threaded at 1/2×28 RH, so suppressor compatibility is built in. The end plate features a quick-detach sling swivel socket, which matters more than people expect on a platform this size.
Glock magazine compatibility is a legitimate selling point here. The Vector runs standard full-size Glock 9mm magazines — this particular configuration includes a 40-round magazine — which means if you already carry or own a Glock 17 or 19, your ammo and mags cross over. The 4140 chrome moly barrel gets a black nitride finish regardless of the external Cerakote color, so the bore is tough and easy to clean. Controls are ambidextrous, including the safety selector, and the trigger features an audible and tactile reset that holds up well in a fast-fire scenario.
In a standard blowback pistol, the bolt travels straight rearward, sending recoil energy directly back toward the shooter and causing muzzle flip. The Vector's Super V system uses an internal linkage that drives the bolt carrier group downward into the frame rather than straight back. Combined with the low bore axis, this keeps the muzzle remarkably flat under rapid fire compared to conventional designs.
The Vector SDP-E G2 in 9mm is compatible with full-size Glock 9mm magazines, including the Glock 17 17-round mag, the extended 33-round magazine, and aftermarket high-capacity options. This is a genuine advantage if you run a Glock as a sidearm or primary carry gun, since your mag supply becomes interchangeable. This specific model ships with a 40-round magazine.
Yes. The 6.5-inch 4140 chrome moly barrel is threaded at 1/2×28 RH, which is the standard pitch for most 9mm suppressors on the market. The MK5M handguard and overall length of the platform also make for a comfortable suppressed shooting experience, as there's a natural place to index the support hand forward of the receiver.
The SDP designation stands for Special Duty Pistol. It has no shoulder stock, which keeps it classified as a pistol under ATF definitions. The SDP-E (Enhanced) variant has no brace attached either, leaving the rear buffer tube area open. Because it's a pistol, no additional federal paperwork is required to purchase it as configured.
The full-length Picatinny rail on top is ready for any red dot sight or micro optic without adapters. The included MK5M handguard adds a 12-slot Picatinny bottom rail and M-LOK attachment points at 45-degree positions around the handguard for lights, lasers, foregrips, or rail sections. The QD end plate also provides a sling mounting point right out of the box.
The Alpine White is a Cerakote finish applied over the polymer and alloy frame components, which is one of the most durable firearm coating systems available. It resists corrosion, abrasion, and cleaning solvents well under normal use. The barrel itself gets a separate black nitride treatment on the bore regardless of the external color, so the wear-critical parts are protected independently.
| UPC | 811607033632 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | KV90-PAP30 |
| Action | |
| ATF Type | Pistol |
| Barrel Length | 6.5" |
| Caliber/Gauge | 9mm |
| Capacity | 40 + 1 |
| Color | White |
| Length | 31.5 |
| Model | |
| Number of Magazines | 1 40 rd. |
| Package Height | 4.0 |
| Package Width | 12.0 |
| Product Type | Semi-Auto Pistol |
| Safety | Ambidextrous |
| Shipping Weight | 11.4 |
| Sights | Low Profile Flip Sights |
| Sights Type | Adjustable Sights |
| State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
| State Restriction (IL) | NO SALE TO ILLINOIS PICA |
| State Restriction (OR) | NO SALE TO OREGON |
| State Restriction (RI) | NO DIRECT SHIP TO RHODE ISLAND |
| State Restriction (WA) | NO DIRECT SHIP TO WASHINGTON |
| Units per Box | 1 |
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