V2 Gearbox Wrist Mount Frame

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Bounding box: 188.0 × 60.0 × 118.0 mm
Engine: Precision B-rep
Parameters: 23
Published: September 13, 2026

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The prompt

I need a wrist mountable frame that will fit a Specna amrs Gearbox V2 including the barrle hop and mag well add loops on the sides of the model to allow for veltrto arm sctraps

Parameters

Name	Value	Range
Gearbox Shell Length	155 mm	100 – 220
Gearbox Shell Width	26 mm	18 – 45
Pocket Fit Clearance (per side)	0.5 mm	0 – 2
Frame Overall Width	40 mm	30 – 70
Frame Overall Height	48 mm	30 – 80
Base / Floor Thickness	6 mm	3 – 15
Rear End Cap Thickness	8 mm	4 – 25
Front Barrel Block Length	24 mm	10 – 60
Barrel / Hop Bore Dia.	26 mm	10 – 40
Bore Axis Height	27 mm	12 – 40
Mag Well Start (from rear)	45 mm	5 – 120
Mag Well Length	72 mm	40 – 110
Mag Well Outer Width	32 mm	22 – 50
Mag Well Wall Thickness	4 mm	2 – 8
Mag Well Depth (below frame)	70 mm	20 – 120
Strap Loop Clear Width	26 mm	12 – 45
Loop Leg Thickness	5 mm	2 – 12
Loop Standoff From Wall	10 mm	5 – 25
Loop Top Bar Thickness	4 mm	2 – 8
Loop Length Along Strap	10 mm	4 – 30
Loop Height Above Base	26 mm	10 – 42
Rear Loop Position (X)	45 mm	12 – 100
Front Loop Position (X)	125 mm	90 – 180

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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