PSA 18" Rifle-Length 6.5 Grendel 1/8 Stainless 15" Lightweight M-LOK Upper With Vortex Sonora 4-12x44mm Scope
All Palmetto State Armory upper receivers
Click to see full view
Palmetto State Armory
Overview
The PSA 18" Rifle-Length 6.5 Grendel Upper is a complete assembly designed for the AR-15 platform, featuring an 18-inch barrel optimized for the 6.5 Grendel caliber. With a rifle-length gas system and a twist rate of 1:8, this upper delivers enhanced accuracy and reliable cycling, making it suitable for long-range precision shooting and hunting applications. Builders often incorporate this upper into setups focused on 6.5 Grendel performance, where extended range and precision are key objectives.
Specifications
PSA 18" Rifle-Length 6.5 Grendel 1/8 Stainless 15" Lightweight M-LOK Upper With Vortex Sonora 4-12x44mm Scope
Available Merchants(1)
Prices checked
Price Alert
September 2026 on GunPartPicker
PSA 18" Rifle-Length 6.5 Grendel 1/8 Stainless 15" Lightweight M-LOK Upper With Vortex Sonora 4-12x44mm Scope ranked #267 of the 615 upper receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #398 of the 1,714 upper receivers builders have added.
Today the one retailer we track has it in stock. Buying today, the lowest price is $549.99 at Palmetto State Armory.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which upper receiver to pick?
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
DPMS CAR-15 Complete Lower DP51655139971, Rifle, Multi-Caliber, 6-Position Stock, Retro Single-Stage FCG.
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Daniel Defense Collapsible Mil-Spec Buttstock, Brown - 21-091-04179-011
TriggerTech AR15 Single-Stage Diamond Flat Trigger
No reviews yet. Be the first to review this product!