MDT ARCA Swiss / RRS Rail Adaptor (M-LOK) – Various Lengths

$69.95$104.95 inc. GST

Securely attach your rifle to an ARCA mount with the MDT M-LOK ARCA Rail.

Arca Swiss adapters have become the standard for attaching rifles to tripods, bipods and support gear. Need to attach your MDT Chassis rifle to an ARCA interface? Use our M-LOK ARCA Rail.

The MDT M-LOK ARCA Rail is Mil-spec Type III hard-black anodized. Available as a standard, flat profile that can adapt to most M-LOK compatible surfaces. Available in multiple lengths.

NOTE: If you prefer to buy Australian Made, we also manufacture our own M-LOK ARCA Rails in various sizes. Available at the following link:



  • Compatible with M-Lok mounting systems commonly found on rifle chassis, stocks and handguards, including the MDT ESS and LSS-XL Gen2
  • Mounting surface to fit a wide array of tripod adapters and accessories
  • 14 drilled and tapped holes to allow proper indexing of accessories for increased consistency
  • Rearward overhang to allow mounting on a tripod closer to the rifles center of gravity
  • Solid M-Lok boss to withstand repeated recoil
  • Angled front surface to ease tripod engagement and reduce snagging
  • Rounded edges to decrease shooter discomfort when shooting standing or unsupported
  • 6061-T6 aluminum construction
  • Mil-spec Type III hard anodized finish to stand up to repeated usage
  • Compatible with RRS dovetail standard


  • 3.3″ inch
  • 7″ inch
  • 8.6″ inch
  • 10.25″ inch

MDT Chassis Fitment


Forend Max M-LOK ARCA Length
LSS-XL and XRS 10.25″
LSS-RF 3.3″
ESS 12″ 3.3″
ESS 15″ 8.6″
ESS 18″ 10.25″

ATP is an authorised Australian dealer for MDT. All MDT products bought from ATP are covered by the Australian MDT Warranty.

Weight 0.15 kg

10.25" inch, 3.3" inch, 7" inch, 8.6" inch


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