Magnus Allstar/Magnus Cowboy Bullets 38/357 cal .357in 158 gr RNFP 500/ct AL. This mix gives you a lead bullet hard enough to be fired at 1200 FPS with little or no leading problems in most handguns but will not shatter upon impact with steel targets. Specifications for Magnus Allstar/Magnus Cowboy Bullets 38/357 cal .357in 158 gr RNFP: Manufacturer: Magnus Bullet Type: Round Nose (RN) Projectile Caliber: .357 Caliber Bullet Quantity: 500 Bullet Package Contents: Magnus Allstar/Magnus Cowboy Bullets 38/357 cal .357in 158 gr RNFP Magnus AL510: Allstar/Magnus Cowboy Bullets 38/357 cal .357in 158 gr RNFP 500/ct