Product information "Ruger Precision Rimfire STAINLESS | .22l.r. | MuD:1/2-28 UNEF - 2A | L:20.50""
with muzzle thread 1/2-28 UNEF
| Caliber: | .22l.r. |
| Twist: | 16" |
| Material: | stainless steel |
| Largest diameter [LD]: | .86" |
| Length [L]: | 20.50" |
| Muzzle diameter [MuD]: | 1/2-28 UNEF - 2A |
| Bore diameter: | .217" |
| Groove diameter: | .222" |
| Grooves: | 6 |
| Weight: | 2.800 lbs |