Spikes Tactical Spider AR-15 Complete Lower Receiver
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Spike's Tactical
Overview
The Spike's Tactical Spider AR-15 Complete Lower Receiver is a forged assembly designed specifically for the AR-15 platform, making it a sturdy foundation for your build. Crafted from 7075-T6 aluminum and finished with hardcoat anodizing, this lower is not only lightweight but also durable enough to withstand rigorous use. It features a .154 trigger pin size, which is standard for many triggers, and is optimized for a carbine gas system in 5.56 NATO caliber builds, ensuring compatibility and reliability for your rifle.
Specifications
Spikes Tactical Spider AR-15 Complete Lower Receiver
September 2026 on GunPartPicker
Spike's Tactical Spikes Tactical Spider AR-15 Complete Lower Receiver ranked #47 of the 477 lower receivers builders added on GunPartPicker in September 2026, behind the Aero Precision AR-15 Pistol Complete Lower Receiver w/ A2 Grip - Black, with about 1 in every 333 lower receivers added to builds. Up from #80 in August. Builds with this lower receiver are mostly chambered in 5.56 NATO (80%, then 300 Blackout 20%), mostly on mid-length gas (60%, then carbine-length 40%), and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today all 3 retailers we track have it in stock. Prices barely moved in September 2026, holding around $289.99, so there haven't been real sales lately. Buying today, the lowest price is $292.50 at BattleHawk Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 32 builds that include this one
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
PSA AR-15 Upper 5.56 16" Mid-Length Nitride 13.5" M-LOK - 5165448513
Magpul AR-15 CTR Stock Collapsible Mil-Spec Black
Radian Weapons AR-15 Raptor-SD Ambidextrous Charging Handle OD Green
Wilson Combat M16 Bolt Carrier Assy 5.56 NATO Polished Black Nitride
Vortex Optics StrikeFire II Bright Red Dot Sight - 4 MOA - Cantilever Mount
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 1 →Builds in the community that include the Spikes Tactical Spider AR-15 Complete Lower Receiver
| Build | Parts | Total |
|---|---|---|
 | 15 | $1911.32 |
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