Three finishes dominate the aftermarket Glock slide market: DLC, black nitride, and Cerakote. Each protects the steel differently, wears differently, and costs differently. Picking the wrong one for your use case means a slide that looks beat up after a year of carry or a finish that flakes off in the holster. The Quick Hardness Comparison Surface hardness is the single best pr …
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Every recoil spring has a service life. It’s one of the few wear items on a Glock that isn’t obvious when it’s failing — there’s no warning light, no sudden stoppage. The slide just starts behaving a little differently until one day something doesn’t cycle right. Knowing when to swap it out before that happens is basic maintenance, and the in …
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The Glock 43 and 43X are among the most popular carry pistols on the market. The single-stack 9mm platform is reliable and accurate out of the box — so why upgrade the barrel? Several reasons: tighter chamber tolerances improve accuracy, aftermarket materials like stainless steel and DLC-coated steel resist corrosion better, and some shooters need a threaded barrel to ru …
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