HSS - Custom Bore Guides (17.8mm diameter bolt) Adjustable NB: Mandrels sold Separately

NB: Mandrels sold Separately

Thick case necks can cause high chamber pressures and flyers

Super bright

The turrets supplied will either be MOA or MIL depending on the option you choose

Anvil base for calipers

HSS - Custom Bore Guides (17.8mm diameter bolt) Adjustable NB: Mandrels sold SeparatelyPlease check the 3rd image for the chart to ascertain which number to purchase. This item cannot be returned or exchanged once used. Made in Australia, these custom bore guides have an aluminum body, with acetyl calibre snout and body adapter, sized to fit your various actions. It uses the O ring system to stop solvent from flowing back into the action and to hold the guide securely in the action. Also included is a rod guide that you slip onto your