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BlackHawk Folding Rear Back-Up Iron Sight

BlackHawk Folding Rear Back-Up Iron Sight, Dark Earth 71BU01DK
BlackHawk Folding Rear Back-Up Iron Sight, Olive Drab 71BU01OD
BlackHawk Folding Rear Back-Up Iron Sight, Black 71BU01BK
BlackHawk Folding Rear Back-Up Iron Sight, Dark Earth 71BU01DK
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BlackHawk Folding Rear Back-Up Iron Sight, Dark Earth 71BU01DK
BlackHawk Folding Rear Back-Up Iron Sight, Olive Drab 71BU01OD
2 of 3 images
BlackHawk Folding Rear Back-Up Iron Sight, Olive Drab 71BU01OD
BlackHawk Folding Rear Back-Up Iron Sight, Black 71BU01BK
3 of 3 images
BlackHawk Folding Rear Back-Up Iron Sight, Black 71BU01BK

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Questions & Answers
Customer Reviews
Helpful Negative Review
Functional by Dustin, February 18, 2017
This iron sight is functional. It does what it's told, but don't expect anything over the top. It's not super appealing. It's not super durable, the mount is polymer and appears cheaply made. With that said, if you want those things this is not your ...
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Color:
Dark Earth
Additional Features:
Folding Rear BUIS

Code: BW-IRN-FRBUIS-71BU01DK

MPN: 71BU01DK

UPC: 648018180958

Product No Longer Available

Product Info for BlackHawk Folding Rear Back-Up Iron Sight

The BlackHawk Folding Rear BUIS (Back-Up Iron Sight) is a folding rear sight that is compatible with MIL-spec height front AR sights. This spring-deployed sight folds away for compact storage when not in use. The Blackhawk Folding Rear Iron Sight is made of light, durable aluminum so it won't affect the balance or handling of your gun.image

Features of BlackHawk Folding Rear Back-Up Iron Sight:

  • Optimized for AR platform
  • Compatible with MIL-spec height front AR sights
  • Single "hybrid" aperture for simplicity
  • Locks into stowed position with push-button-actuated spring deployment
  • Aluminum sight blade/aperture and polymer base for optimal strength-to-weight ratio

Package Contents:

  • BlackHawk Folding Rear Back-Up Iron Sight

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BlackHawk Folding Rear Back-Up Iron Sight Unavailable & Discontinued Models

List of Unorderable Models

  • BlackHawk Folding Rear Back-Up Iron Sight, Dark Earth 71BU01DK , MPN: 71BU01DK , UPC: 648018180958 , Code: BW-IRN-FRBUIS-71BU01DK
  • BlackHawk Folding Rear Back-Up Iron Sight, Olive Drab 71BU01OD , MPN: 71BU01OD , UPC: 648018180965 , Code: BW-IRN-FRBUIS-71BU01OD
  • BlackHawk Folding Rear Back-Up Iron Sight, Black 71BU01BK , MPN: 71BU01BK , UPC: 648018180941 , Code: BW-IRN-FRBUIS-71BU01BK
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Last updated 2026-09-26 UTC.