
Sharps Bros
Overview
The Sharps Bros The Jack lower receiver is a stripped component designed for AR-15 builds, specifically accommodating the .223 Wylde caliber. Constructed from billet aluminum, this FDE-colored lower receiver provides a robust foundation for your rifle, featuring precision machining that enhances both aesthetics and performance. Builders often pair this lower with a mid-length gas system, making it a solid choice for those looking to optimize their .223 Wylde configurations.
Sharps Bros The Jack .223 Remington AR Lower, Tan - SBLR03BADLANDS ranked #112 of the 507 lower receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #238 of the 956 lower receivers builders have added. Builds with this lower receiver are split between .223 Wylde (50%) and 5.56 NATO (50%), split between mid-length (50%) and rifle-length (50%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today only MidwayUSA has it in stock. The best price crept up from $327.99 to $340.99 over August 2026. Buying today, the lowest price is $340.99 at MidwayUSA.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
We ranked every lower receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Lower Receiver Trends →The part most often added in each category by the 11 builds that include this one

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