CMMG
Overview
The CMMG MkG/MkGs Action Tuning Set (45AFF17) is a bolt carrier group. Compare prices from multiple merchants and find the best deal.
Specifications
September 2026 on GunPartPicker
CMMG MkG/MkGs Action Tuning Set (45AFF17) ranked #108 of the 217 bolt carrier groups builders added on GunPartPicker in September 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today both retailers we track have it in stock. The best price crept up from $20.99 to $21.99 over September 2026. Buying today, the lowest price is $21.99 at GritR Sports.
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