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Geissele
Overview
The Geissele Automatics MK4 10.5" M-Lok Super Modular Rail is a robust handguard designed for the AR-15 platform, crafted from durable aluminum and finished in Flat Dark Earth (FDE). With a handguard length of 5 inches and an M-LOK mounting interface, it allows for a versatile attachment of accessories while maintaining a lightweight profile. This handguard is commonly found in pistol builds, particularly those chambered in 300 Blackout, making it an excellent choice for compact and maneuverable setups.
Specifications
Geissele Automatics MK4 10.5" M-LOK Super Modular Rail Ddc
Available Merchants(8)
Prices checked
Price Alert
September 2026 on GunPartPicker
Geissele Automatics MK4 10.5" M-LOK Super Modular Rail Ddc ranked #69 of the 209 handguards builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #210 of the 721 handguards builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today all 8 retailers we track have it in stock. It dipped to $332 at BattleHawk Armory for a stretch in September 2026, under its usual $350, so sales do come around. Buying today, the lowest price is $288.59 at KY Gun Company, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
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