Airlock Zero Gravity Nano (.224)

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AEROSPACE-GRADE HEARING PROTECTION DEVICES
Rokslide Sponsor
Joined
Jun 30, 2025
Messages
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Starting another thread for the Zero Gravity Nano. Below are some videos I took earlier today comparing the ZG Nano to the SilencerCo Harvester for a baseline size/performance reference. These aren’t meant to be definitive dB numbers, but they do illustrate the performance-to-size ratio really well.

We also completed our 100-round durability test on a 16" 22 Creedmoor (plus a lot of rounds on an 18" .223). Video is below.

Notes:
Performance for its size is pretty incredible. We sold a lot of these during our Black Friday sale, so we’re looking forward to hearing feedback from other Roksliders as they start getting them in hand.

Specs:
• Length: 4.625"
• OD: 1.25"
• Weight: 3.75 oz
• Thread: 5/8-24 direct thread (includes 5/8 → 1/2 adapter)
• Rating: 16" 22 Creedmoor
• Sound: 126–127 dB(A) on 18" .223, 132–133 dB(A) on 16" 22 Creedmoor

Additional Notes:
• Due to the small internal volume and limited mass, it heats up very quickly on SBRs, we are only rating it for 16" rifles.
• For its intended use case (bolt rifles), it’s very durable. Use on SBR platforms can result in overheating and eventual failure.
• People who have shot it so far include @Dioni A and @bearcreekbandit (Tyler Freel) they can chime in with feedback if they’d like.

Let us know if you have any questions


 
Starting another thread for the Zero Gravity Nano. Below are some videos I took earlier today comparing the ZG Nano to the SilencerCo Harvester for a baseline size/performance reference. These aren’t meant to be definitive dB numbers, but they do illustrate the performance-to-size ratio really well.

We also completed our 100-round durability test on a 16" 22 Creedmoor (plus a lot of rounds on an 18" .223). Video is below.

Notes:
Performance for its size is pretty incredible. We sold a lot of these during our Black Friday sale, so we’re looking forward to hearing feedback from other Roksliders as they start getting them in hand.

Specs:
• Length: 4.625"
• OD: 1.25"
• Weight: 3.75 oz
• Thread: 5/8-24 direct thread (includes 5/8 → 1/2 adapter)
• Rating: 16" 22 Creedmoor
• Sound: 126–127 dB(A) on 18" .223, 132–133 dB(A) on 16" 22 Creedmoor

Additional Notes:
• Due to the small internal volume and limited mass, it heats up very quickly on SBRs, we are only rating it for 16" rifles.
• For its intended use case (bolt rifles), it’s very durable. Use on SBR platforms can result in overheating and eventual failure.
• People who have shot it so far include @Dioni A and @bearcreekbandit (Tyler Freel) they can chime in with feedback if they’d like.

Let us know if you have any questions


Any thoughts on use on a 5.7 pdw?

And what sort of failure would you expect if one ran it too hot?

(This thing is really tempting me to build a 22 creed, but if it could double as a tiny nimble home defense/truck gun can id probably get pushed over the edge...where...if i did dump a 30 round mag to failure, as long as bullets are still coming out the end somewhat accurately then we'd be fine).
 
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