.22 BR

.22 BR Remington
Type	Rifle
Place of origin	United States
Production history
Designer	Jim Stekl
Designed	~1963, standardized 1978
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 7½

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.

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