AR-15 Complete M4 Lower Receiver - Complete AR-15 Lower Receiver W/O Buttstock
All Spike's Tactical lower receivers
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Spike's Tactical
Overview
The Spike's Tactical AR-15 Complete M4 Lower Receiver is a fully assembled lower designed for use with multi-caliber builds, allowing you to tailor your rifle to various shooting needs. Constructed from durable 7075-T6 aluminum and featuring a hardcoat anodized finish, this forged receiver ensures a strong and lightweight platform for your AR-15. With a standard trigger pin size of .154, it is compatible with a wide range of trigger options, making it a versatile choice for builders looking to create a reliable and functional rifle. This lower receiver is commonly found in builds that prioritize modularity and customization.
Specifications
AR-15 Complete M4 Lower Receiver - Complete AR-15 Lower Receiver W/O Buttstock
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Build history on GunPartPicker
Builders on GunPartPicker first added the Spike's Tactical AR-15 Complete M4 Lower Receiver - Complete AR-15 Lower Receiver W/O Buttstock to a build in August 2026.
It was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $255.49 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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