User Ratings
No ratings yet
Be the first to review this product
Reptilia AUS Mount Extendo Offset is a 45-degree offset mounting point for secondary red dot sights. The Extendo version is lengthened to push the optic forward for better clearance over large windage turrets or bulky primary optics. Machined from 7075-T6 aluminum and finished in Flat Dark Earth hardcoat anodized.
Specifications
- Manufacturer:
- Reptilia
- Category:
- red-dot-mount-riser
- Interfaces:
- MIL-STD-1913
- Weight:
- 2 oz
- Length:
- 3.9" - 15.4"
- UPC:
- 850072704401
- MPN:
- 100-391
- Required Component:
- No
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$67.46
Lowest
$67.46
Highest
$67.46
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products
Unity Tactical FAST Absolute Riser Flat Dark Earth 2.26 Inch Optical Height
Unity Tactical
$109.95
Scalarworks LEAP CompM5s Mount - 1.93" Height SW1920
Scalarworks
$135.33
Scalarworks Aimpoint ACRO LEAP/03 QD Mount 1.57 in (Black)
Scalarworks
$159.00
Osight OSP-157 Picatinny Red Dot Mount Lower 1/3 Co-Witness 1.57 in
Osight
$34.99
Vortex Optics 45RDM 45 Degree Offset Picatinny Mount
Vortex Optics
$59.00
Olight Osight RMA-OSP Red Dot Sight Mount
Olight
$19.99
Leupold DeltaPoint Pro 45° AR Mount Aluminum Picatinny
Leupold
$58.06
Leupold DeltaPoint Pro DLOC AR Mount (Matte) 1-Piece Quick Detach
Leupold
$169.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AK Optics Mounting Guide: Side Rail vs Dust Cover vs Handguard
Compare the main AK optics mounting approaches and choose the right setup for durability, repeatable zero, and practical shooting performance.
8 min read
Guide
Glock-Compatible Red Dot Setup and Zeroing Basics
How to set up a red dot on Glock-compatible pistols, avoid mounting mistakes, and choose a practical zero for defensive and range use.
7 min read
Guide
AR-15 Optic Height Over Bore Explained (1.54, 1.93, 2.26)
An AR-15 optic mounting guide explaining height over bore, close-range offset, holdovers, and tradeoffs between absolute co-witness, lower-third, and taller mount heights.
7 min read