Having trouble finding the serial number on your KRISS firearm? Use our handy visual guide below!
Vector – Centerfire & Rimfire, All Generations & Models
The serial number is located in a window on the left side of the receiver, to the right of the bolt release lever.
Centerfire Vector serial numbers begin with two to three digits followed by one letter and six digits.
Example: 919R999999
Rimfire Vector serial numbers begin with 22V followed by one letter and six digits.
Example: 22VC999999
Very early production centerfire Vector serial numbers begin with TDI followed by one to two letters and five to six digits.
Example: TDIC99999

DMK22 – All Models
On early production models, the serial number is located on the right side of the receiver.
Current production models will have the serial number on the left side of the receiver.
Serial numbers begin with 22 followed by one letter and six digits.
Example: 22C999999

SPHINX – SDP Compact series
The serial number is located on the left side of the frame, above the grip, below the left side decocking lever.

SPHINX – SDP Subcompact
The serial number is located on the left side of the frame, above the grip, below the left side decocking lever.
