1 in 10" is unusually fast for an NRA barrel ,especially if it's a Din vintage one. Most as KG says average about 13" with 12 being as fast as they tended to go.
1 in 10" is unusually fast for an NRA barrel ,especially if it's a Din vintage one. Most as KG says average about 13" with 12 being as fast as they tended to go.
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