The MDT Composite Carbine Stock, or CCS, is designed to allow maximum adjustability while minimizing weight, allowing the shooter to optimize ergonomics for multiple shooting positions. The CCS is a durable, lightweight polymer buttstock with easy adjustments. The CCS balances adjustability, strength, and affordability. Composite polymer body Anodized aluminum buffer tube and cheek riser posts M-LOK attachment slot on bottom surface Length: 10.6" - 11.6" Weight: 1.41lbs Mfg: Mdt