Home / Reloading / Sinclair International / Sinclair International .257 Roberts +P/.338 Cal 40 deg Shoulder Bump Gauge Insert
▼ 13% below avg
Sinclair International .257 Roberts +P/.338 Cal 40 deg Shoulder Bump Gauge Insert
Lowest Price
$9.23
MSRP
$12.4
Savings
26% off
Verified In Stock at
5 Stores
Updated
Aug 26, 2026
Compare Deals from 8 Retailers
Verified availability, then price
Red Team Armory Best
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BattleHawk Armory
● Availability Unknown
$9.24
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● Availability Unknown
$10.28
Palmetto State Armory
● Availability Unknown
$10.49
Specifications
Description
Sinclair International .257 Roberts +P/.338 Cal 40 deg Shoulder Bump Gauge Insert
