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GLOCK UPGRADE KIT Gen 1- 3 Glock 5PC PIN SET KIT-stainless channel liner & tool USA MADE - GLOCKPLATES
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Amazon.com : CENTENNIAL DEFENSE SYSTEMS Channel Liner Install Tool for Glock Models : Sports & Outdoors
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Amazon.com : TRUGLO Durable Stainless Steel Channel Liner Combo Tool Compatible with Glock Platform Pistols : Sports & Outdoors
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Can't tell if there's already a channel liner installed. Is there a non-visual way to be sure? Should I just get a channel liner removal tool to test? : r/Glocks
![Amazon.com : TRUGLO Durable Stainless Steel Channel Liner Combo Tool Compatible with Glock Platform Pistols : Sports & Outdoors Amazon.com : TRUGLO Durable Stainless Steel Channel Liner Combo Tool Compatible with Glock Platform Pistols : Sports & Outdoors](https://m.media-amazon.com/images/I/61Zxic6RvFL._AC_UF1000,1000_QL80_.jpg)