Seekins Precision 10650154F X Cap Ring Cap 36Mm 4X Cap
The Seekins Precision 10650154F X Cap Ring Cap is a 36mm objective lens cap designed for 4x magnification optics. This ring cap keeps your front lens element protected when you're not behind the glass, helping preserve optical clarity and coatings over years of field use. Whether you're running a dedicated varmint scope, a compact hunting setup, or a training rifle, a quality objective cap is one of those small details that separates shooters who maintain their gear from those who don't.
Seekins Precision manufactures components and precision parts trusted by competitive shooters, hunters, and rifle builders across the country. Their attention to fit and finish carries through to accessories like this ring cap, which is engineered to seat securely and stay put without wiggling loose in your pack or under recoil.
If you're assembling a rifle, upgrading your optics setup, or just keeping your scope lineup properly outfitted, having the right front cap on hand is practical insurance against dust, scratches, and moisture. The 36mm size pairs with scopes in that common mid-range objective diameter, making it a useful addition to your range bag or hunting kit.
Specifications
| Objective Diameter | 36mm |
| Magnification Rating | 4x |
| Brand | Seekins Precision |
| Part Number | 10650154F |
Frequently Asked Questions
What size scope does this ring cap fit?
This cap is designed for 36mm objective lenses and is rated for use with 4x magnification scopes.
Is this cap included with a new scope?
The cap is sold separately and is a replacement or standalone accessory.

