Enjoy free shipping during the holidays! Shop now and get
Free Value Shipping
on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.
Enjoy Our Extended FREE RETURNS
We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended
Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended
return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later).
We'll even cover the cost of return shipping. Learn more about our
Return Policy.
Please Enable Your Browser's Cookies Functionality
Cookies are not currently enabled in your browser, and due to this the functionality of our site will be severely restricted.
Web browser based cookies allow us to customize our site for you, save items in your cart,
and provide you with a great experience when shopping OpticsPlanet.
Your privacy is important to us, and any personal information you supply to us is kept strictly confidential.
If you cannot enable cookies in your browser, please contact us — we are always here to help!
JavaScript is blocked by AdBlocker or ScriptBlocker
We're sorry - it looks like some elements of OpticsPlanet are being disabled by your AdBlocker.
Unfortunately we are unable to offer our excellent shopping experience without JavaScript.
Please add "opticsplanet.com" and "https://opl.0ps.us/assets-ac483a73966/" to whitelist,
or disable AdBlocker for this site (please note that we do NOT feature any annoying ads on this website).
Thanks!
Your Browser is Outdated
Unfortunately, we are unable to provide an excellent shopping experience on your browser because it lacks modern functionality needed for us
to provide a fast, secure, and enjoyable experience. If you cannot upgrade your browser or use an alternative device to visit us,
please contact us at +1-800-504-5897 and we'll be happy to assist you over the phone!
Icon Defense AR Drive Lock Hand Guard w/ Free S&H — 8 models
A joint project founded by Mike Miller of Mega Arms and Rick Olsen of Killer Innovations, Icon is a special breed. This hand guard is well designed with lightening cuts on the 'off' sides with M-LOK on the 3, 6, and 9 o'clock and the last two slots ...
Read More...
I use this handguard with a pec15 all the way out at the end. There is ZERO POI shift with heavy abusive use. I treat this like a tool, not a showpiece and it performs as expected. If you follow Son of Liberty on IG they have a video beating the brak...
Read More...
This handguard is absolutely ROCK SOLID. I installed it on top of a Rosco 11.5 K9 barrel. The upper and lower are ballistic advantage and this fits the upper perfectly. I highly recommend this rail over most others on the market. This is as solid as ...
Read More...
Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.
Product Info for Icon Defense AR Drive Lock Hand Guard
Icon Defense has designed and developed the most rigid and robust hand-guard attachment system in the world! Icon Defense revolutionary, patent pending design uses three independent wedges that interface with the angular grooves in Icon Defense proprietary barrel nut. This system clamps the rail onto the barrel nut with extreme force and precision, while also driving the hand guard rearward towards the upper receiver. The Drive Lock system provides the least amount of barrel-to-handguard flex while making it virtually impossible to slide forward off the barrel nut, ensuring your zero is maintained in the most abusive environments. When youre looking for the most rigid and precise hand guard locking system available, the DRIVE LOCK hand guard locking system is your solution.
Specifications for Icon Defense AR Drive Lock Hand Guard:
Manufacturer:
Icon Defense
Color:
Black
Finish:
Type 3 Hard Coat Anodize
Fabric/Material:
6061-T6 Aluminum
Gun Make:
AR Platform
Gun Model:
AR-15
Gun Type:
Rifle
Handguard Type:
Free-Float
Gun Rail:
Picatinny
Inner Diameter:
1.39 in
Outer Diameter:
1.65 in
Mount Type:
M-LOK
Country of Origin:
USA
Features of Icon Defense AR Drive Lock Hand Guard
Patent Pending Drive Lock Locking System
All Parts are finished by hand to eliminate imperfections during the production process
Package Contents:
Icon Defense AR Drive Lock Hand Guard
1 Drivelock Wrench
Titanium Barrel Nut
1 Dowel Pin
1 Instructions
Icon Defense AR Drive Lock Hand Guard Orderable Models
List of Orderable Models
DEMO, Icon Defense AR Drive Lock Hand Guard, 13.5in Length, Black, HGDL477BLKTI, MPN: HGDL477BLKTI-DEMO, Code: 5K0-HZ-ID02-HGDL477BLKTI-DEMO
Icon Defense AR Drive Lock Hand Guard, 13in Length, Black, HGDL430BLKTI, MPN: HGDL430BLKTI, UPC: 810104452717, Code: 5K0-HZ-ID02-HGDL430BLKTI
Icon Defense AR Drive Lock Hand Guard, 10.5in Length, Black, HGDL475BLKTI, MPN: HGDL475BLKTI, UPC: 810104452694, Code: 5K0-HZ-ID02-HGDL475BLKTI
Icon Defense AR Drive Lock Hand Guard, 8in Length, Black, HGDL473BLKTI, MPN: HGDL473BLKTI, UPC: 810104452670, Code: 5K0-HZ-ID02-HGDL473BLKTI
Icon Defense AR Drive Lock Hand Guard, 9.5in Length, Black, HGDL474BLKTI, MPN: HGDL474BLKTI, UPC: 810104452687, Code: 5K0-HZ-ID02-HGDL474BLKTI
Icon Defense AR Drive Lock Hand Guard, 13.5in Length, Black, HGDL477BLKTI, MPN: HGDL477BLKTI, UPC: 810104452724, Code: 5K0-HZ-ID02-HGDL477BLKTI
Icon Defense AR Drive Lock Hand Guard, 11.8in Length, Black, HGDL476BLKTI, MPN: HGDL476BLKTI, UPC: 810104452700, Code: 5K0-HZ-ID02-HGDL476BLKTI
Icon Defense AR Drive Lock Hand Guard, 15in Length, Black, HGDL431BLKTI, MPN: HGDL431BLKTI, UPC: 810104452731, Code: 5K0-HZ-ID02-HGDL431BLKTI
Icon Defense AR Drive Lock Hand Guard Unavailable & Discontinued Models
List of Unorderable Models
USED Icon Defense AR Drive Lock Hand Guard, 11.8in Length, Black, HGDL476BLKTI, EDEMO1, Condition Parts Only/Salvage, Defective, MPN: HGDL476BLKTI-EDEMO1, Code: 5K0-HZ-ID02-HGDL476BLKTI-EDEMO-DF-F
DEMO, Icon Defense AR Drive Lock Hand Guard, 15in Length, Black, HGDL431BLKTI, MPN: HGDL431BLKTI-DEMO, Code: 5K0-HZ-ID02-HGDL431BLKTI-DEMO
Your Browser is Outdated
Made in USA
