Massachusetts Approved Firearms Roster: Diamondback SDR
The Massachusetts approved firearms rosters list one version of the Diamondback SDR. It is shown below as the roster prints it.
Checked against the current official editions: Approved Handgun Roster, October 2026, Formal Target Shooting Firearms Roster, April 2026, Olympic Competition Firearms Roster, May 2018
| Version as listed | Caliber | Action | Roster | UPC |
|---|---|---|---|---|
| DB0700S701 | .357 Mag. | Revolver | Approved Handgun Roster |
Specifications of the Diamondback SDR, 2", .357 Mag / .38 SPL +P, Polished Stainless Steel DB0700S701
- Caliber
- .357 Magnum /.38 Special +P
- Capacity
- 6
- Barrel length
- 2.00 in
- Overall length
- 6.53 in
- Height
- 4.44 in
- Width
- 1.38 in
- Weight
- 21.20 oz
- Action
- DA/SA
- Frame
- Forged Stainless Steel
- Finish
- Polished
- Sights
- Front: Fixed Fiber Optic - Orange, Rear: Low Profile Dovetail Fiber Optic - Green
From the maker's page listed under Sources, checked October 28, 2026. Versions on the roster can differ in barrel length, sights and finish.
About the Diamondback SDR
The SDR is a double-action/single-action revolver chambered in .357 Magnum /.38 Special +P with a 2.00-inch barrel and a six-round cylinder. The frame is forged stainless steel.