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The TangoDown BGV-MK46 is the grip that put vertical foregrips on the map. It became the go-to control point for US military small arms because it does exactly what an operator needs it to do without adding weight or getting in the way. Built from heat and impact-modified injection-molded polymer, it shrugs off the kind of abuse that cracks lesser grips, and the ergonomic shape gives you a comfortable, confident hold whether you run a thumb-break or a straight vertical grip style. It rides just as well on an MK18, M4, or M16 as it does on heavier setups like an M32 40mm launcher or a belt-fed MK48.
The heart of this grip is the Dual Locking Bar mounting system, which engages two rail slots on any authentic MIL-STD 1913 Picatinny rail. The result is a wobble-free, welded-on feel that stays put through recoil, pump cycles, and hard handling. TangoDown includes a pair of Grip Chips in the box, which hold the locking bars down so sliding the grip on and off or adjusting its position is quick and painless. It measures 4.87 inches overall and weighs about 3.68 ounces, so it earns its spot on the rail without bulking up your rifle.
Unscrew the o-ring sealed cap and you get a watertight internal compartment sized right for spare batteries, small parts, or an emergency kit. The integrated pressure switch pocket is dimensioned for Surefire brand tailcaps, letting you tuck your light or laser switch into the grip and activate it without breaking your firing hold. It's a clean, snag-free way to run a weapon light that keeps your cables managed and out of the way.
This is a Made in the USA piece with a reputation earned over years of real field use. If you want a vertical grip that installs fast, stays locked, and gives you storage and switch integration in one package, the BGV-MK46 is a proven pick.
It's built for authentic MIL-STD 1913 Picatinny rails and uses a Dual Locking Bar system that grabs two rail slots for a secure, wobble-free fit. If your handguard has non-spec or out-of-tolerance rail slots, you may need to fit it slightly. For non-1913 rails, TangoDown offers a separate vertical grip adapter.
Yes. The integrated pressure switch pocket is sized for Surefire brand tailcap switches, letting you tuck the switch into the grip and activate your light or laser without changing your firing hold. Included tie wraps and double-sided tape help you route and secure the cable cleanly.
The Grip Chips insert into each side of the grip and hold down the locking bars, which makes sliding the BGV-MK46 onto a rail and adjusting its position much easier. Plenty of owners consider them close to essential for getting the grip on and off smoothly. A pair comes in the box, and it's smart to hang onto them for future adjustments.
There is. The bottom cap unscrews to reveal a waterproof internal compartment with an o-ring seal, roughly 4 inches deep, which is handy for spare batteries, small parts, or a compact survival kit. The o-ring keeps water out so your stored gear stays dry in the field.
| UPC | 855727000129 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | BGV-MK46BLK |
| Color | Black |
| Product Type | Vertical Foregrip |
| Shipping Weight | 0.3313 |
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