Description
Anyone who runs a broken-down AR knows the pain of a bare upper rattling around in a bag. Pull that upper off the lower and the bolt carrier group and charging handle have nothing holding them in place, plus the whole assembly is wide open to grit and oil bleeding out onto everything around it. The Raven Concealment TopStop solves that with a piece of super tough polymer that snaps right over the receiver and stays put until you pull it off.
What the TopStop Does On a Detached Upper
Once it's on, the TopStop seals the upper at both ends. That means fouling and debris stay out, and the lube already coating your BCG stays inside the receiver instead of soaking into the lining of your bag. Just as useful, it locks the bolt carrier group and charging handle in place so they aren't working their way loose while the upper gets tossed around during transport. It's designed to snap onto most standard AR-15 and M4-pattern uppers, so it plays nice with a wide range of builds.
Why the Gray TopStop Earns Bag Space
This one is molded in Wolf Grey with a matte finish, so it keeps a low profile without shouting for attention. The polymer is impervious to most solvents and cleaning chemicals, which matters if you're stashing an upper right after a scrub-down or tossing cleaning gear in the same bag. It's a favorite for truck guns, patrol rifle setups, deployment bags, and any low-profile case where the rifle has to come apart to fit.
Raven builds these in the USA and backs them with an unconditional lifetime warranty, which tells you plenty about how a simple part like this is meant to hold up. For a spare upper sitting in the safe or riding to the range, it's one of those small pieces of gear you stop thinking about once it's on, which is exactly the point.
Key Specifications
- Manufacturer: Raven Concealment Systems
- Model: TopStop
- Manufacturer Part Number: TOPSTPWG
- UPC: 810022111192
- Color: Gray (Wolf Grey)
- Finish: Matte
- Material: Super tough polymer
- Chemical Resistance: Impervious to most solvents and cleaning chemicals
- Fit: Most standard AR-15 and M4-pattern upper receivers
- Application: Detached upper receiver storage and transport
- Product Type: Storage
- Country of Origin: Made in USA
- Warranty: Unconditional lifetime warranty
What’s Included
- (1) Raven Concealment TopStop AR-15 Upper Receiver Cover in Gray
Frequently Asked Questions
Will the TopStop fit my AR-15 upper?
It's designed to snap onto most standard AR-15 and M4-pattern upper receivers, so the majority of common builds are covered. It's meant for use when the upper is separated from the lower receiver. If you're running a non-standard or oddly shaped upper, it's worth confirming your dimensions before counting on a perfect fit.
Does the TopStop hold the bolt carrier group and charging handle in place?
Yes, that's one of its main jobs. Once snapped on, it locks the bolt carrier group and charging handle so they can't slide out while the detached upper is handled or bounced around in a bag. It also keeps the lube on your BCG inside the receiver instead of smearing across your gear.
What is the TopStop made of and will cleaning solvents damage it?
It's molded from a super tough polymer that's impervious to most solvents and cleaning chemicals. That makes it a good fit for stashing an upper right after a cleaning session or keeping it in a bag alongside your cleaning supplies. Raven builds it in the USA and backs it with an unconditional lifetime warranty.
Can I leave the bolt carrier group in the upper with the TopStop on?
Yes, the cover is built to seal the upper with the BCG and charging handle installed. It keeps those parts contained and sealed against dirt and fouling during storage or transport. That's what makes it handy for low-profile bags where the rifle has to be broken down to fit.





Reviews
There are no reviews yet.