I bought one of these a couple of years ago, never had any problems and cheap as chips.
http://http://www.amazon.co.uk/Beto-Track-Alloy-Barrel-Gauge/dp/B0010VRLU0
@Gewürzt started
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I bought one of these a couple of years ago, never had any problems and cheap as chips.
http://http://www.amazon.co.uk/Beto-Track-Alloy-Barrel-Gauge/dp/B0010VRLU0