Spikes Tactical Upper 5.56 18in LW SPR w/13.2in SAR3 Rail
All Spike's Tactical upper receivers
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Spike's Tactical
Overview
The Spike's Tactical Upper 5.56 18in LW SPR features a complete upper receiver assembly, designed specifically for AR-15 platforms. With an 18-inch barrel chambered in 5.56 NATO, this upper provides an excellent balance of velocity and accuracy, making it suitable for a variety of shooting applications. This upper is frequently used in builds that prioritize performance and versatility, particularly those chambered in 5.56 NATO.
Specifications
Spikes Tactical Upper 5.56 18in LW SPR w/13.2in SAR3 Rail
Available Merchants(1)
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Build history on GunPartPicker
Builders on GunPartPicker first added the Spike's Tactical Spikes Tactical Upper 5.56 18in LW SPR w/13.2in SAR3 Rail to a build in February 2026.
Today the one retailer we track has it in stock. Buying today, the lowest price is $886.50 at Optics Planet.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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