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Radian
Overview
The Radian Weapons Model 1 Upper/Handguard Set is a complete assembly designed for the AR-15 platform, specifically optimized for the 5.56 NATO caliber. This upper receiver set provides a reliable foundation for your build, ensuring compatibility with a variety of components while enhancing overall performance. It is commonly used in builds featuring a pistol gas system and .223 Wylde caliber, making it a versatile choice for builders looking to maximize functionality in a compact package.
Specifications
Available Merchants(3)
Prices checked
Price Alert
October 2026 on GunPartPicker
Radian Weapons Model 1 Upper/Handguard Set 15.5 ranked #360 of the 844 upper receivers builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #263 of the 2,068 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in 5.56 NATO, mostly on carbine-length gas (75%, then rifle-length 25%), and nearly all AR-15.
Today only Palmetto State Armory has it in stock. Buying today, the lowest price is $1,399.99 at Palmetto State Armory.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
Radian Weapons ADAC-15 Stripped Lower Receiver - Gray, .223 Remington/5.56x45mm, Premium Quality for Reliable and Accurate AR Builds - R0388
Wilson Combat AR-15 Barrel 11.3"5.56 NATO 1:7 Carbine-Length Stainless Steel
Strike Industries Collar Adjustable Gas Block
SureFire Optimized AR-15 Bolt Carrier Group - 5.56 NATO
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Radian Weapons Model 1 Upper/Handguard Set 15.5
| Build | Parts | Total |
|---|---|---|
 | 10 | $4094.91 |
 | 27 | $5367.99 |
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