Keystone Sporting Arms 1903-A3 Springfield Scope Base / Mount Kit (KSA00425SPR)
Upgrade your Keystone 1903-A3 Springfield youth rifle with this dedicated Picatinny-style scope base. Designed exclusively for the Keystone 1903-A3 Springfield, this mount gives you a solid, modern platform for larger scopes or red-dot optics while keeping the classic rifle profile.
This upgraded Picatinny rail accepts any Weaver or Picatinny-style rings and measures 4 1/8″ in total length. It uses the same straightforward mounting procedure as the standard Crickett scope mount and includes all necessary mounting screws. Note: It does not accept 3/8″ dovetail rings and is not compatible with the KSA054 Crickett 4×32 scope.
Key Features:
- Picatinny-style rail – works with Weaver or Picatinny rings
- Total length: 4 1/8″
- Includes mounting screws
- Easy installation using existing receiver holes
- Specifically designed for the Keystone 1903-A3 Springfield only
- Allows use of larger scopes and red-dot optics
Installation Overview:
- Remove the two 6×48 plug screws on the front of the receiver and the 6×32 screw + rear sight aperture from the rear sight elevation bar.
- Loosen the rear sight elevation screw (on the side of the receiver).
- Position the mount base and start the two front 6×48 screws and one rear 6×32 screw.
- Fully tighten the front screws, then the rear screw.
- Maintain downward pressure and tighten the elevation screw.
- Install your choice of Weaver/Picatinny rings and optic.
Perfect for young shooters and adults who want modern optics capability on the popular Keystone 1903-A3 Springfield platform. Get a reliable, purpose-built mounting solution made by the original manufacturer.
Product Details:
- Manufacturer: Keystone Sporting Arms
- SKU / Model: KSA00425SPR / KEKSA00425SPR
- UPC: 611613004257
- Color: Black
- Mount Type: Picatinny (for Keystone Mini 1903-A3 Springfield)
- Compatible With: Keystone 1903-A3 Springfield only
By purchasing 1903-A3 SPRINGFIELD SCOPE BASE from our online store, you are guaranteed to receive a high-quality item. We work with trusted brands to offer shooting and hunting enthusiasts, both amateur and professional, quality products at a reasonable price. Choosing to buy from us means opting for quality and practicality
The actual appearance of the product may differ from the image on the website. For additional information about payment, delivery, and product specifications, please contact us by phone or email.
