Cobalt Kinetics CK-Pro 6.75" Black Receiver Set

The Cobalt Kinetics CK-Pro Receiver Set in 6.75" is a premium AR-platform build kit. Both the upper and lower receivers are machined from 7075 T6 billet aluminum, paired with a matching 6061 aluminum handguard, and finished in black.

Designed around the 6.75" handguard length, this CK-Pro set is intended for use with 7.5" 5.56 NATO or 300 Blackout barrels, making it a foundation for a compact rifle or pistol configuration.

The CK-Pro receiver set ships complete with the following components:

• Upper receiver
• Lower receiver
• Handguard
• Ejection port assembly
• Forward assist assembly
• Necessary mounting screws
• Jam nut
• Jam nut installation tool

Add your barrel, bolt carrier group, and furniture to complete the build.

DISCLAIMER: Firearms and receivers are subject to state-specific shipping restrictions and must be transferred through a valid FFL dealer. Please visit our shipping restrictions page to review all applicable restrictions for your state. Subject to change.