Model# ACBK-2CT shown
Combo-kit with two Long Accessory Compartments, but minus Cheek Weld Adapter and QD Sling Swivel. Kit includes: 5-position Receiver Extension, Buffer, Spring, Receiver Lock-Plate and M4 Lock Nut. Lock-Plate and M4 Lock Nut.
Standard Models Model# ACBK-2S (Black) Model# ACBK-2ST (Flat Dark Earth) Model# ACBK-2SG (Foliage Green)	Clubfoot Models Model# ACBK-2C (Black) Model# ACBK-2CT (Flat Dark Earth) Model# ACBK-2CG (Foliage Green)