AR-15 barrel nut shims (4 Pack) allows you to adjust the barrel nut to the perfect alignment and recommended barrel nut torque.
ERGO shims can be used individually or combined together. Kit comes with (4) .002″ shims.
ERGO BARREL NUT SHIMS – 4 PACK
$6.00
AR-15 barrel nut shims (4 Pack) allows you to adjust the barrel nut to the perfect alignment and recommended barrel nut torque.
ERGO shims can be used individually or combined together. Kit comes with (4) .002″ shims.
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