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Customer Reviews
Helpful Positive Review
Close to perfection by Brad, Verified Owner, June 7, 2025
I've tried several different 1913 stocks, and this one is the closest to perfect. There is significantly more adjustable length of pull than I thought there would be, making my gun more comfortable to shoulder. It also has a great weight to counterba...
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Product Info for B5 Systems Modular Platform Stock

The B5 Systems Modular Platform Stock features an integral left side folding steel hinge, adjustable length of pull, spring assist cheekpiece, ambidextrous fixed and limited rotation quick disconnect sling mounts, and nonslip buttpad. Attaches via 1913 Picatinny mount. Constructed of durable composite materials and steel hardware.image

Specifications for B5 Systems Modular Platform Stock:

Manufacturer: B5 Systems
Gun Type: Rifle
Gun Make: AR Platform
Gun Model: AR-15

Features Of B5 Systems Modular Platform Stock

  • Collapsible Length Of Pull Adjustment
  • Adjustable Spring Assist Cheek Riser
  • Cushioned Nonslip Buttpad
  • Fixed Sling Mounts And Steel Anti-Rotational Qd Mounts
  • Durable Composite Materials
  • Color Matched Steel Hardware
  • Attaches Via 1913 Picatinny Mount

Package Contents:

  • B5 Systems Modular Platform Stock

B5 Systems Modular Platform Stock Orderable Models

List of Orderable Models

  • B5 Systems Modular Platform Stock, Black, MPS-1553 , MPN: MPS-1553 , UPC: 814927023604 , Code: 24X-RSC-MPS1553-MPS-1553
  • B5 Systems Modular Platform Stock, Wolf Grey, MPS-1557 , MPN: MPS-1557 , UPC: 814927023642 , Code: 24X-RSC-MPS1553-MPS-1557
  • B5 Systems Modular Platform Stock, Flat Dark Earth, MPS-1554 , MPN: MPS-1554 , UPC: 814927023611 , Code: 24X-RSC-MPS1553-MPS-1554
  • B5 Systems Modular Platform Stock, Od Green, MPS-1556 , MPN: MPS-1556 , UPC: 814927023635 , Code: 24X-RSC-MPS1553-MPS-1556
  • B5 Systems Modular Platform Stock, Coyote Brown, MPS-1555 , MPN: MPS-1555 , UPC: 814927023628 , Code: 24X-RSC-MPS1553-MPS-1555
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