Gauge/Caliber: 303 British
Ammunition Type: Rifle
Type: Lock-N-Load OAL Gage
Lock-N-Load Modified Cases
Modified Cases are readily available to fit most popular rifle chambers.
All are manufactured to SAAMI specs.Lock-N-Load O.A.L. Gauges
Regulating seating depth and the resulting "jump" to the rifling is widely regarded as fundamental to improved accuracy. A few thousandths of an inch change between the bullet and the rifling can make the difference between average accuracy and real tack-driver performance.
Straight ModelItem #C1000
The Lock-N-Load® O.A.L. Gauge is universally acclaimed as the most accurate, easy-to-use and reliable method of regulating seating depth and the resulting "jump" to the rifling.
Curved ModelItem #C1550
For all autoloader, lever-action, or pump-action rifles. Also fits all bolt-action and single-shot firearms. Inserts into chamber through ejection port. Not compatible with Adapter "D" or short-bodied cases.