ARPartsFinder In-stock AR-15 & AR-10 parts across every retailer. We find them, you buy direct.

JMac Customs RRD-4C KeyMount Muzzle Device w/ 1/2-28 Threads - RRD-4C-28F-KM

Name: JMac Customs RRD-4C KeyMount Muzzle Device w/ 1/2-28 Threads - RRD-4C-28F-KM
Brand: Palmetto State Armory
Price: 119.99 USD
Availability: InStock

Palmetto State Armory · Muzzle Devices

$119.99 In stock

View at Palmetto State Armory

Current: $119.99
Lowest seen: $119.99
Highest seen: $119.99

Tracked since May 19, 2026 · price unchanged so far.

JMac Customs RRD-4C KeyMount Muzzle Device w/ 1/2-28 Threads - RRD-4C-28F-KM

Price history · the price at each change, across the full time tracked

Confirm

How do you want to save?

More