This complete AR-10 style rifle ships with an Aero Precision M5 Lower, RM15 ATLAS R-ONE 15″ M-LOK Handguard, Magpul PRS GEN3 Stock, and 10 round magazine.
Aero Precision APCR650045 M5308 Win 10+1 18″ Heavy, Black, 15″ R-ONE M-LOK Handguard, Magpul Grip/PRS Gen3 Stock, Ambi Charging Handle/Safety