# BLACKHAWK! Folding Rear BUIS

This Folding Rear BUIS (Back-Up Iron Sight) is compatible with MIL-spec height front AR sights. It locks down, and can be deployed with the push of a button. It is perfect for M4/AR-15 platforms with quick detach optics mounts.

## Details

- **Price:** 44.95 USD
- **Vendor:** BLACKHAWK!
- **Type:** Optics > Optics > Sights & Scopes
- **Tags:** final-sale, google-exclude, Optics, optics-revived-2026-08-17, Pistol & Rifle Sights, policy-restricted

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Dark Earth | 44.95 USD | In stock |
| OD Green | 44.95 USD | In stock |

## Images

- BLACKHAWK! Folding Rear BUIS

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> Source: [Code 4 Uniforms](https://code4uniforms.com/products/blackhawk-folding-rear-buis)
> Updated: 2026-09-23