This CMMG parts kit delivers upper pins and springs intended for use with AR-15 upper assemblies. Components are made from steel and are specified to meet or exceed Mil-Spec standards. The kit is intended for armorer maintenance, repairs, and replacement of worn upper pins and springs on compatible AR-15 pattern uppers.
Key Specifications
- The material is STEEL.
- The kit is intended for AR-15 use.
- The product type is a Parts Kit for upper components.
- The listed size/finish is AR-15.
- The kit includes upper pins & springs.
- The product dimensions are 0.65 x 3.10 x 4.55 inches.
- The listed height is 0.6500 inches.
- The listed width is 3.1000 inches.
- The listed length is 4.5500 inches.
- The kit is designated as an AR-15 accessory.
This CMMG upper pins and springs kit is a straightforward choice for armorers and users who need authentic, Mil-Spec-grade replacement components for AR-15 upper maintenance. Its steel construction and parts selection make it suitable for routine service and restoration of factory tolerances without unnecessary extras.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




