M-Lok Adjustable Bag Rider

The M-Lok ABR™ (Patent pending) has been designed to attach to the lower M-lok slot in the butt of a chassis. Made in the USA from American 6061 Alum and finished with Class II Anodizing they are 12 to 14oz. The ‘Bag Selection’ page goes over the lower rider differences (ELR vs V). The M-Lok nuts (2) and 10-24 bolts (2) are supplied.

• A new ‘Quick adjustment’ thread option (Coarse thread) is available for PRS, Hunting - use requires Hardened Dowels

Please note that this product does NOT FIT stocks without the M-Lok slot that is parallel with the bore.

If you do not see your chassis or rear stock listed below please use the contact button and send a picture of the rear stock showing the M-lok slot.

Bolt On application and Dowel Length:

• MDT SRS-XF Premier- Long Dowels

• MDT SRS-XF Lite - Long Dowels

• MDT SRS-XF Premier - Long Dowels

• MDT Competitor - LSS Gen3 Kit - Long Dowels

• MDT SRS-X LITE - Long Dowels

• MDT ACC Premier Gen2 -Long Dowels

• MDT - Oryx - Short Dowels

• Ruger Precision Rifle - Gen 4 - Long Dowels (only the Gen4)

• Savage AXIS 2 -MDT Chassis (Short Dowels)

• Daystate - Blackwolf - Long dowels

• Daystate -Blackwolf Zero - Long Dowels

• Century Arms - ATA ALR - Long Dowels - LOP must be open for dowels to clear

• Thompson TAO50 - Long Dowels (Hardened Dowels Required)

• FX DRS Chassis PRS-Style Integrated Stock - Long Dowels

• Brocock Ranger XR2 Tactical - rear stock with M-lok slot - Long Dowels

• Noreen ULR 2.0 50BMG with M-lok slot in the rear stock - Long Dowels

Quick Disconnect:

• ADM - American Defense Mfg - AD-170-S-TAC - QD mount fits the slot. (see images)

Caliber Restrictions:

• .338 and smaller calibers will use the Standard Dowels

• .33XC and larger need the Hardened Dowels

• PRS (Coarse thread) use requires Hardened Dowels

  FAQ’s

  “Which Option do I choose?”

  • Angle Mounted ABR™ top section is the same for all. Only the dowel & stud lengths are different.

  “Which lower rider (ELR or V) do I choose?”

  • The ELR is .85” wide and .5” tall the V bottom fits a 2 stitch bag. The ‘Bag Selection’ page goes over the rider shapes in detail.

    “Which DOWEL Material do I choose?”

  • .338 and smaller calibers will use the StandardDowels

  • .33XC and larger needs the Hardened Dowels

  • PRS requires the Hardened dowels

    Which Thumb Wheel thread do I choose?

  • Fine Thread (standard) - bench rest, ELR

  • Coarse Thread - PRS and timed events when faster movement is needed

    Which Adjustable Grip is suggested?

  • A Vertical Adjustable Grip provides the maximum spacing behind the grip

Please note that this product does not fit anything other than a horizontal M-Lok MOUNTING SLOT.

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