Leupold BackCountry Cross-Slot Bases Nosler M21 SA Matte
$32.64
Lightweight, rugged Leupold BackCountry cross-slot bases designed specifically for Nosler M21 SA rifles. Made of 7075-T6 aluminum with milled recoil lug and low-profile keeper screws.
2 in stock
The Leupold® BackCountry series comes in cross-slot and ringmount styles that accept both Picatinny and Weaver-style rings. This cross-slot is specifically designed to fit a Nosler M21. Constructed with incredibly lightweight 7075-T6 aluminum and a milled in recoil lug and low-profile keeper screw the BackCountry series is one of our lightest and most rugged hunting-style mounts yet. The Backcountry cross-slot mount features a 1-piece Picatinny rail base while the low-profile rings will fit both Picatinny and Weaver-style bases. Nothing is more crucial than the link between your scope and firearm. That’s why our mounts are every bit as rugged and dependable as the Leupold optics they secure. And with a huge variety of mounting systems to pick from you're sure to find the perfect match for your firearm and style of shooting. Made in the USA and guaranteed to hold up to a lifetime of abuse Leupold mounts will never let you down.
| Weight | 0.180 lbs |
|---|---|
| Dimensions | 9.350 × 2.650 × 0.500 in |
| Manufacturer | Leupold & Stevens Inc. |
| Finish | Matte |
| Material | 7075-T6 aluminum |
| Compatible With | Nosler M21 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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