Hornady - LNL OAL Gauges Type:Straight (#575) Gehmann Rear Iris -

(#575) Gehmann Rear Iris - Black with Diopter and 6 x Coloured filters and 2 x Polarisation

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3" x 1" x 0

700” bolt body diameter

Each topic is explored with extensive live fire

Hornady - LNL OAL Gauges Type:Straight (#575) Gehmann Rear Iris -(Curved) 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. (Straight) 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