Product Description
MDX G19 LF with RMR Cut Complete Slide – Optics Ready
Kit Includes:
- MDX G19 LF Slide – Cerakoted
- Chambered in 9mm
- Constructed from 416R Stainless Steel
- Heat treated for durability
- RMR optic cut (6-32 thread pitch)
- RMR plate not included
- Polymer Sights Installed
- Complete Slide Parts Kit
- Includes all upper internal components
- Guide rod included - Not Assembled
- Channel liner pre-installed
- G19 Compatible Barrel
- Drop-in ready
Frame Compatibility:
- Polymer80 PF940CV1
- Strike80
- GLOCK® G19 Gen1–3
- SCT Compact Frames
- G80
Optional Add-On:
- Lower Parts Kit (LPK)
- Choose between MDX Glock Compatible LPK or Glock OEM LPK
- Choose between MDX Glock Compatible LPK or Glock OEM LPK
- Upgrade Ejector
- Installation Service
Optics Compatibility:
- Trijicon: RMR, SRO
- Holosun: 407C, 507C, 508C, 509, EPS
- Swampfox: Kingslayer, Justice, Liberty, Kraken
- Riton: X3 Tactix PRD
- Gideon Optics: Alpha, Rock, Omega
Stainless Steel Captured Guiderod Installtion: (see photo below)

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.
“GLOCK” is a federally registered trademark of GLOCK, Inc. and is one of many trademarks registered by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither MDX Group Inc., nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of “GLOCK” on this page is merely to advertise the sale of GLOCK pistols, parts, or components. For additional genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com.
Product Videos
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Product Reviews
51 Reviews Hide Reviews Show Reviews
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HAD TO FILE SLIDE BUT WORKS FINE
VERY EASY
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LF19 slide
Really nice, great craftsmanship, good price and quick shipping
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LF19 Slide with RMR cut
The shipping was fast, Everything works smoothly, no malfunctions and it looks great with the frame.
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Slide
Sad day when the cheap recoil spring system busts open rendering it useless before it was even installed on the frame.
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G19 upper
What can I say. "Who's the best? Who's the best? Awww, yea, thats right MDX your the best. Oh ya he's a good boy. The best dame best friend a guy like me could ever have. Be good boy, see u soon. MDX the guns real men get cause real men do there own fixin and Makin bacon with a stick and a fire started with napalm. Hard men. All others must go else where
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LF19 Slide with RMR cut
Second upper from you guys and it’s spot on perfect. One is on a Timberwolf Lower and the this one is on an 80% percent arms. Keep up the great work!!!!
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MDX ARMS G19 LF19 WITH RMR CUT BUILD KIT
Looks great, all went together without a hitch, gun cycles perfectly. I recomend you fit the slide cover plate with out the springs in. Mine needed light work on a stone to get it to slided in without a ton of force required.
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Best kit for price
Overall best kit I've purchased. Great price and lower parts kit fits perfect every time.
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Thanks
Than you guys my husband will love it when he get back from Overseas thank yah so much