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The .22 Bench Rest Remington cartridge, commonly referred to as the .22 BR Remington, is a wildcat cartridge commonly used in varmint hunting and benchrest shooting. It is based on the .308×1.5-inch Barnes cartridge, necked down to .22 caliber, lengthened by .020 inches and with the shoulder angle increased to 30°. It was first developed in approximately 1963 by Jim Stekl, and in 1978 Remington standardized the dimensions. It is renowned for its high velocities and excellent accuracy.[1]
| .22 BR Remington | |
|---|---|
| Type | Rifle |
| Place of origin | United States |
| Production history | |
| Designer | Jim Stekl |
| Designed | ~1963, standardized 1978[citation needed] |
| Specifications | |
| Parent case | .308×1.5-inch Barnes |
| Bullet diameter | .224 in (5.7 mm) |
| Neck diameter | .246 in (6.2 mm) |
| Shoulder diameter | .458 in (11.6 mm) |
| Base diameter | .467 in (11.9 mm) |
| Rim diameter | .473 in (12.0 mm) |
| Case length | 1.520 in (38.6 mm) |
| Primer type | Remington 71⁄2 |
References edit
- ^ ".22 BR Remington". Reloader's Nest. Archived from the original on 25 June 2008. Retrieved 2008-08-04.
External links edit
See also edit
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