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Wilson Combat built its reputation on hand-fit 1911s, and Ultima-Lube II Oil is the lubricant they developed to keep those tight-tolerance guns running the way they're supposed to. This 4 oz bottle holds a thin-viscosity blend of petroleum and synthetic lubricants that gets into the small spaces on a firearm where thicker oils and greases just sit on top. If you've got a precision-fit handgun with rails, bushings, or a barrel link that fits like it was made for it (because it probably was), this is the kind of oil that actually gets down into those surfaces instead of pooling around them.
This formula sits between Wilson's Lite Oil and their thicker Universal and Grease options. It's thin enough to penetrate hard-to-reach areas but still has enough body to protect metal-to-metal contact points under normal use. Wilson recommends it for tightly fitted handguns of all types, which covers everything from a stock service pistol to a fully tuned custom 1911. The oil is rated for a 10 to 350 degree F temperature range, so it holds up whether you're at an indoor range in the winter or out training on a hot summer afternoon.
A drop or two goes a long way. Apply it to slide rails, the barrel link, bushing, and other friction points during cleaning, then cycle the action a few times to work it in and wipe away anything that seeps out. Wilson's own guidance is to lube visible wear points once a firearm is broken in rather than soaking everything down, since oil in areas that don't see contact just ends up collecting dust and grit instead of doing any good.
People who run 1911s and other precision handguns tend to stick with this stuff for a long time once they try it, mostly because it holds up on the rails without turning gummy or running off during a range session. It's a straightforward product without a lot of frills, which is honestly what most people are looking for in a gun oil.
Ultima-Lube II Oil is the middle-viscosity option, thinner than Universal but with more body than Lite Oil. Lite Oil is meant for very tight, minor-caliber handguns and cold weather, while Universal is a heavier, all-purpose formula for service pistols and long guns. This regular Oil version hits the sweet spot for most precision-fit handguns across a wide temperature range.
Yes, this is actually one of the more popular choices among 1911 owners since Wilson Combat formulated it specifically with hand-fit custom guns in mind. It penetrates the tight tolerances found on rails, bushings, and barrel links common to 1911-style pistols.
A light coat during cleaning is usually enough, applied to the rails, barrel link, bushing, and other contact points. Once a gun is broken in, you really only need to lube spots showing visible wear rather than soaking the whole firearm.
It's rated for use down to 10 degrees F, so it handles cold weather reasonably well. For firearms that see consistent temperatures below that, Wilson's Lite Oil is the better pick since it has a lower viscosity.
It's formulated and recommended specifically for tightly fitted handguns of all types. Wilson makes separate formulas like the Universal and Action Oil that are better suited for long guns and AR-style rifles.
Since this oil is meant to be applied sparingly to specific contact points rather than soaked on, a 4 oz bottle tends to last a good while even with regular cleaning and maintenance. Most people find it goes further than they expect.
| UPC | 874218006068 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 577-4 |
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