Magpul MPMAG931-BLK Bolt-Action Mag Well Insert Kit for Ruger American SA (SKU MPMAG931-BLK) — pkg of 4
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Magpul MPMAG931-BLK bolt-action mag well insert kit (SKU MPMAG931-BLK) recorded to fit Ruger American SA rifles, includes a bolt-action mag well and adjustable length-of-pull feature; package quantity listed as 4 for bulk workshop or reseller orders (pkg qty: 4).
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Description
Description
Product Overview
The Magpul MPMAG931-BLK (SKU MPMAG931-BLK) is an accessory listed under Accessories > Rifle Accessories and recorded with a package quantity of 4. Source attributes state it fits Ruger American SA rifles, includes a bolt-action mag well, and provides an adjustable length of pull (product-274680:f003, product-274680:f004, product-274680:f005, product-274680:f008, product-274680:f009, product-274680:f010, product-274680:f011, product-274680:f014).
Why This Product
This SKU identifies a Magpul-supplied bolt-action mag well insert kit intended for Ruger American SA rifles. The included bolt-action mag well and adjustable length-of-pull feature are relevant when replacing stock components or offering upgrade kits; the 4-unit package quantity supports small-batch ordering (product-274680:f009, product-274680:f010, product-274680:f008).
Key Verified Specifications
- Brand / Manufacturer: Magpul (product-274680:f002, product-274680:f006, product-274680:f007)
- Category: Rifle Accessories (product-274680:f003, product-274680:f004, product-274680:f005)
- SKU: MPMAG931-BLK (product-274680:f014)
- Package Quantity: 4 (product-274680:f008, product-274680:f012)
- Attributes: Fits Ruger American SA Rifles; Includes Bolt Action Mag Well; Adjustable Length of Pull (product-274680:f009, product-274680:f010, product-274680:f011)
- Availability status: instock (product-274680:f015)
Appropriate Use Cases
- Workshop or gunsmith orders for replacement or upgrade mag well components intended for Ruger American SA rifles (product-274680:f009, product-274680:f010).
- Reseller stocking where a 4-unit package quantity informs order sizing and inventory planning (product-274680:f008).
What Customers Should Know
- Recorded fitment is for Ruger American SA rifles—verify this against the specific rifle model and stock configuration before ordering (product-274680:f009).
- Package quantity is 4—confirm whether that denotes four kits per carton or another sales unit to plan receiving (product-274680:f008, product-274680:f012).
- Use SKU MPMAG931-BLK for ordering and inventory reconciliation (product-274680:f014).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

