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Anyone who has stared at a bare AR upper receiver knows the little parts are what actually turn it into a working gun. The Ruger AR Upper Parts Kit gathers up the fiddly small components that are easy to lose and annoying to source one at a time. It covers both of the main upper receiver assemblies most builders and gunsmiths reach for: the forward assist and the ejection port cover, better known as the dust cover.
Inside you get the forward assist assembly, forward assist retaining pin, and forward assist spring, plus the ejection port cover, cover hinge pin, retaining clip, and cover spring. That is the full spread needed to install a functioning dust cover that snaps open on ejection and a forward assist that lets you nudge the bolt into battery when things get gritty. Coming straight from Ruger, the fit and finish match what left the factory, which takes the guesswork out of compatibility.
This is a go-to for finishing a stripped upper or bringing an older receiver back to life. If a dust cover spring has lost its snap or a forward assist has gotten sticky, swapping in fresh parts is a quick bench job. Builders assembling a Ruger-based AR or a compatible mil-spec pattern upper will find these pieces slot right in where they belong.
Small springs, clips, and pins are exactly the parts that vanish into the carpet at the worst possible moment. Keeping a Ruger upper parts kit in your range bag or on the workbench means a lost retaining clip or a tired spring does not sideline your rifle. It is cheap insurance for anyone who tinkers with their own guns and wants genuine hardware ready when the time comes.
It includes the forward assist assembly, its retaining pin, and its spring, along with the ejection port cover, hinge pin, retaining clip, and cover spring. Together these cover the two main small-parts assemblies on an AR upper receiver. It is enough to finish a stripped upper or replace worn hardware on an existing one.
Ruger lists it as fitting AR pattern rifles and pistols, so it works with standard mil-spec style upper receivers as well as Ruger models. As with any AR small parts, it is smart to confirm the fit against your specific receiver before installing. Most common builds use the same dimensions these parts follow.
A basic punch set, a small hammer, and a bit of patience handle most of it. The ejection port cover rod and C-clip can be the trickiest piece to seat, so many folks use a dust cover install tool to keep the spring under control. The forward assist typically presses in with a roll pin punch.
Yes, these are genuine Ruger components, so the finish and fit match what the rifle shipped with. That takes the compatibility guesswork out of the equation compared to mixed aftermarket bits. It is a solid choice when you want your repair or build to match original spec.
| UPC | 736676910052 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 91005 |
| Color | UPPER PARTS KIT |
| Model | |
| Product Type | Kit |
| Shipping Weight | 0.13 |
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