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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
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Description
RAM Mixed Combination Pin-Lock Security Knob and Key Knob for 1.5" Dia C Size ArmsThe RAP S KNOB5U consists of a 5 16" 18 female threaded security knob and key knob. The RAP S KNOB5U replaces all knobs on 1. 5" diameter C size arms and mounts. The RAP S KNOB5U offers the ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments. With an emphasis on aesthetics and function, the RAP S KNOB5U is low in profile and only adds a small amount of additional bulk to your
The RAP-S-KNOB5U consists of a 5/16"-18 female threaded security knob and key knob. The RAP-S-KNOB5U replaces all knobs on 1.5" diameter C size arms and mounts. The RAP-S-KNOB5U offers the ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments. With an emphasis on aesthetics and function, the RAP-S-KNOB5U is low in profile and only adds a small amount of additional bulk to your system when compared to the standard knob included. At a fraction of the cost of currently available keyed locking knobs, the additional peace of mind and tamper resistance comes at a very affordable price. The RAP-S-KNOB5U is the perfect accessory for keeping your mounted electronic device safe from theft and tampering
RAM Mixed Combination Pin-Lock Security Knob and Key Knob for 1.5" Dia C Size Arms
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 8 reviews
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Product Reviews
★★★★★ 5
I would rescue it from a fire even if it were empty. I'm kidding but I do like this sleeve a lot.
Color: Orange, Size: 13-inch for New MacBook Air & Pro
Fits perfectly. Superb padding. The corner padding inspires confidence-not that I want to test it! The orange color is-chef's kiss-beautiful. A perfect contrast to the midnight color of my MacBook. I could gush about that stuff all day. But you all want to know about the other stuff.
Zippers: Two YKK no snag bi-directional closers for the main opening and a solo no snag YKK for the side pocket.
Outside: Feels like tactical nylon type fabric. I haven't and won't intentionally test its stain resistance. But I suspect it would clean up just fine.
Interior: A very soft microfiber like interior covering an odor free padding that is firm yet forgiving. There is a recess you push your laptop into making for a snug fit that, like I wrote earlier, inspires confidence. This sleeve is larger than some competing brands but seeing the recess in person explains why.
Having touched on the size of this sleeve, it maintains the svelteness of my MacBook Air. Yes, it is thicker than some other sleeves, by a smidge. However the additional protection suggested but that smidge, that minute extra ish is worth it to me. The sleeve fits in my travel backpack, so that's all good.
Lastly, I would consider putting a tablet or phone in the sidepocket but not anything that would concentrate the any energy that dissipates during a fall. Had I designed this product I wouldn't have included the side pocket. It's great for documents and thin things but the sell page suggests chargers. That seems like inviting risk. You do you.
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Reviewed in the United States on January 22, 2026
★★★★★ 4
Better Lips, Better Fit, Less Nonsense
Color: Black, Size: 13-inch for New MacBook Air & Pro
I tested this sleeve with a 13.6” MacBook Air (M4), and the difference is immediately noticeable.
First thing: fit. This one actually holds the laptop in place. The padded “lips” in the corners create just enough resistance that you have to guide the MacBook in and out. It’s not a loose drop-in like other cases — it feels controlled. If I shake it, there’s barely any movement, which is exactly what I was looking for.
Second: build quality. The stitching is clean and consistent — almost surgical compared to the wrinkled mess I saw on another model. The outer fabric stays flat, no weird waves or cheap-looking folds. The interior lining is softer and thicker too, so it feels more protective without being bulky.
Third: structure. I even did a quick “real-world” test — stood it vertically on a mattress, zipper open, applied pressure from the top — and it held its shape. The other case I tried would have collapsed immediately. This one actually feels like it can handle normal use without transferring pressure straight into the laptop.
The external pocket is simple but practical. It fits the charger brick and cable without interfering with the main compartment, which keeps the laptop fit intact.
Only downside: I could do without the orange accents. A full black version would be perfect. But honestly, that’s cosmetic — functionally, this one does what it’s supposed to do.
At around this price point, this feels fair. Not luxury, not overhyped — just a well-executed, practical sleeve that gets the fundamentals right.
Bottom line: not perfect, but finally something that feels properly made and actually holds the laptop instead of just surrounding it.
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Reviewed in the United States on March 29, 2026
★★★★★ 5
Great Laptop Case !
Color: Black, Size: 13-inch for New MacBook Air & Pro
This case is reallllly nice and durable, the cushioned corners is what really makes this case special imo. The outer layer is a nice durable think fabric. It fits perfectly. The only downside is the zipper traction is not as smooth as I would like ,,, but I guess I can fix that with some oil/wd40. I would recommend this laptop case ! 👌🏽👌🏽👌🏽
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Reviewed in the United States on March 24, 2026
★★★★★ 5
It’s perfect!
Color: Light Blue, Size: 15-inch for New MacBook Air, Color: Light Blue, Size: 15-inch for New MacBook Air
This case matches my MacBook Air perfectly! It’s definitely going to protect your laptop and it’s really well built and designed. So glad I went with this case than the other brands!
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Reviewed in the United States on May 18, 2026
★★★★★ 5
Reliable and Versatile Adapter for My MacBook Air
I have a 13-inch MacBook Air, M4, 2025, and I use it for everything: work, watching videos and series, and occasionally gaming. I also regularly attend court hearings and professional meetings through Zoom, Google Meet, and similar platforms, so I cannot afford connection issues.
This adapter, especially with its LAN port, has been very useful. It gives me more confidence when attending hearings online because I can rely on a stable wired connection. It also works well while connecting other devices, such as microphones or pen drives, which makes it very versatile.
The finish and materials feel solid and high-quality. I used to have a white plastic adapter from another brand, but it ended up changing color with use. This one stays cleaner, looks more professional, and is easier to keep in good condition.
It is easy to carry, practical, and very efficient.
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Reviewed in the United States on May 4, 2026
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