
- description
The UMG uses its own magazine, which is the single most important thing to know about owning one. M4 magazines will not fit it and neither will anything else in your bag, so having the right ones is not optional.
Five hundred and thirty rounds is generous for a gun of this size, and the wind-up design keeps the BBs under tension so feeding stays reliable at the rate the UMG cycles.
If you run a UMG, two or three of these is a sensible load for a game day.
Specifications
| Specification | Detail |
|---|---|
| Type | Hi-cap magazine, wind up |
| Capacity | 530 rounds |
| Platform | G&G UMG |
| Brand | G&G Armament |
Good to know before you buy
UMG-specific — it will not fit anything else, and nothing else will fit a UMG. Worth owning two or three if the UMG is your primary.
Frequently asked questions
Will it fit any other gun?
No. The UMG takes a proprietary magazine, which is why buying the correct ones matters.
How many should I own?
Two or three is a comfortable load for a game day at 530 rounds each.
Does it need winding?
Yes, it is a hi-cap. Wind at the safe zone and top up between engagements.
Is it the same as the 450rd GR16 magazine?
No — different platform, different fitment, different capacity.