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Sinclair International 6.8 SPC 23 deg Shoulder Bump Gauge Insert by Sinclair -

Product Description

For AR-15 type rifles, a shoulder bump of 0.003 inches - 0.005 inches is advised. This range accommodates the unique requirements of semi-automatic rifles, providing the necessary clearance for smooth cycling and operation.

Sinclair International 6.8 SPC 23 deg Shoulder Bump Gauge Insert

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Product Details

Brand Sinclair
MPN 6.8 SPC SINCLAIR BUMP GAGE INS
Reloading Sinclair

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