Mixed Mode Reload | LEE 300 Blackout Charge, Bullet Feed and Seat on the Dillon 550
William C Chapin
A “hybrid” setup of a Dillon press with LEE dies – running 300 Blackout for my 10″ Stainless T/C Contender chambered in 300 Whisper.
The barrel is 1:10 twist – I run supersonic (around 1,800 FPS) 150 grain class FMJ bullets for IHMSA Big Bore Silhouette. With a 100 meter zero, the dials/holds are as follows:
50 Meter Chicken: DOWN/UNDER 2.5 MOA (1.43″ High)
100 Meter Pig: ZERO
150 Meter Turkey: UP/OVER 1.5 MOA (2.63″ Drop)
200 Meter Ram: UP/OVER 4.25 MOA (9.57″ Drop)
Station 1: LEE Short Rifle Charging Die, Auto-Drum Powder Measure and Deluxe Auto Drum Update Kit
Station 2: LEE Inline Bullet Feed Kit 30 Caliber
Station 3: LEE 300 AAC Blackout Easy Adjust Dead Length Bullet Seating Die and Rifle Micrometer Adjust Screw
Station 4: LEE 300 AAC Blackout Factory Crimp Die
300 Blackout Starline Brass
CCI 400 Small Rifle Primer
20.0 Grains Hodgdon CFE BLK
Xtreme .308 147 Grain FMJ – 2.1″ COAL
I am Curtis from Jackson, Michigan. My firearms interests include shooting, reloading, casting, a bit of collecting, and occasional competitive shooting.
SCADA Analyst – Fly, shoot, brew…
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