308 Winchester Upper Receivers

Aero Precision M5E1 Builder Set w/ 15" Enhanced M-LOK Handguard - MTC Dark Camo

Aero Precision M5 (.308) W/ RM15 HANDGUARD-LADY LIBERTY Builder Set

Anderson Manufacturing AM-10 AR-10 Gen II Builder Set - 11.5" - Black

Centurion Arms MK11 7.62 Billet Receiver Set

Aero Precision M5 Builder Set w/ 15" ATLAS R-ONE M-LOK Handguard - Rattlesnake Camo

Aero Precision M5E1 Builder Set w/ 15" Enhanced M-LOK Handguard - Rattlesnake Camo

Aero Precision M5 Builder Set w/ 15" ATLAS S-ONE M-LOK Handguard - Rattlesnake Camo

Aero Precision M5 Builder Set w/ 15" ATLAS S-ONE M-LOK Handguard - Gunmetal Grain

Aero Precision M5E1 Builder Set w/ 15" Enhanced M-LOK Handguard - Gunmetal Grain

Aero Precision M5 Builder Set w/ 15" ATLAS R-ONE M-LOK Handguard - Gunmetal Grain

Aero Precision M5E1 Builder Set w/ 15" Enhanced M-LOK Handguard - PA Gazette Cerakote

Aero Precision M5 18\" .308 CMV Complete Upper Receiver with 15\" ATLAS S-ONE Handguard - Cerakote FDE - APAR538115M25

Aero Precision M5 18\" .308 SS Complete Upper Receiver with 15\" ATLAS S-ONE Handguard - Anodized Black - APAR538105M26

M5 16'''' Assembled Upper Receiver 308 Win W/ Optics - Aero M5 16'''' Upper Ml W/ Tango Msr Lpvo 1-10x28mm Sfp Bdc10

M5 16'''' Assembled Upper Receiver 308 Win W/ Optics - Aero M5 16'''' Upper Mid-Length W/ Exps2-0 Holographic Red Dot

Dirty Bird AR-10 Billet Stripped Upper Receiver - FDE

16" .308 Heavy Midlength M-LOK 1:10 AR-10 Slick-Side Complete Upper

Wilson Combat AR-10 Lightweight Stripped Billet Upper Receiver

Anderson Manufacturing AM-10 AR-10 Gen II Builder Set - 11.5" - Black

NBS 16 .308 Heavy Midlength M-LOK 1:10 AR-10 Slick-Side Complete Upper

V Seven Weapon Systems Harbinger .308/7.62 Receiver Set

PSA Gen3 PA-10 Rifle Kit .308 18" Mid-Length 1:10 SS 15" LTWT M-lok MOE EPT

PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH

PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With Nickel Boron BCG & CH