Bore Tech Bore Guide Bolt Action .17 Cal-.25 Cal Gold. 17 Cal-.25 Cal Gold - Bore Tech's Bolt Action Bore Giude precisely aligns cleaning rods with the rifle bore and prevent damage to both the firearm and cleaning rod. It features a high precision CNC machined and anodized components providing a lifetime of use. The color coded solvent port features a widened opening for easy solvent application and a tapered rear access for easy jag/brush alignment. This model also features an adjustable bolt collar that firmly locks in place via the threaded brass locking handle. Specifications for Bore Tech BTBG-0100-00 Bore Guide Bolt Action .17 Cal-.25 Cal Gold: Mfg Item Num: BTBG-0100-00 Supplier SKU: 40034 Category: CLEANING AND RESTORATION Type: Bore Guide Size: .17 Cal-.25 Cal Quantity: 1 Length: 13.5" The Bore Tech BTBG-0100-00 Bore Guide Bolt Action .17 Cal-.25 Cal Gold is a quality addition to the Bore Tech lineup. For more great deals on Gun Cleaning Bore Guides by Bore Tech please browse our Bore Tech Gun Cleaning Kits page.