Spikes Lower Parts KIT Spike SLPK301 Lower Parts KIT Enhance
All Spike's Tactical lower receivers
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Spike's Tactical
Overview
The Spike's Tactical Lower Parts Kit (SLPK301) is a comprehensive assembly designed for the AR-15 platform, providing all the essential components needed to complete your lower receiver. Constructed from 7075-T6 aluminum, this forged kit includes a trigger pin with a diameter of .154 inches, ensuring compatibility with a wide range of fire control group options. This parts kit is commonly found in builds aiming for reliability and performance across various calibers.
Specifications
Spikes Lower Parts KIT Spike SLPK301 Lower Parts KIT Enhance
Available Merchants(7)
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Price Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the Spike's Tactical Spikes Lower Parts KIT Spike SLPK301 Lower Parts KIT Enhance to a build in March 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 6 of the 7 retailers we track have it in stock. The best price drifted down from $162.90 to $149.43 over September 2026 without a real sale. Buying today, the lowest price is $162.90 at Optics Planet, above September's low of $149.43, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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