260 Cheetah
$8.00 – $49.00Uses 22 Cheetah, MkI gauges
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The 6.5 WBY RPM is based on a lengthened version of the existing 284 Winchester. This is a wildcat 30 caliber based on the RPM case.
Neck: .296 | Freebore: .188 | Lead Angle: 1.5º | Pilot: Bushing
Neck: .297 | Freebore: .173 | Lead Angle: 1.5º | Pilot: Bushing
The 6.5 WBY RPM is based on a lengthened version of the existing 284 Winchester. This cartridge has a rebated rim, making it compatible with standard 30-06 bolt faces and reloading equipment. However, the large body diameter, low body taper, and 35-degree shoulder mean that case capacity is greatly increased, leading to higher velocities, roughly…
Pilot Floating More accurate for bolt action chambering.
This should be called the 6.5mm BR AI or Ackley Improved. But some folks are too lazy to add one more letter…
The 7mm x 6.5 WBY RPM is based on a lengthened version of the existing 284 Winchester. This cartridge has a rebated rim, making it compatible with standard 30-06 bolt faces and reloading equipment. However, the large body diameter, low body taper, and 35-degree shoulder mean that case capacity is greatly increased, leading to higher…
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