The New RT1500 Electric Case Trimmer is designed to handle the heaviest trimming jobs, including converting 223 Remington into 300 AAC Blackout. This unit has a one-year warranty.
In order to trim 300 AAC Blackout, you must be aware of the following:
You MUST be using an XL650 machine
You MUST use the RT1500 trimmer
You MUST use the Dillon Short Trim Die Toolhead DP62112
You may use Either the GSI 300 AAC Blackout steel two die set DP12257
The Dillon Carbide 300 AAC Blackout Trim Die DP62140
At this time we do not offer a toolhead that allows trimming 300 AAC Blackout on either the RL550B or the 1050 machines.
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