Crafted from foam-filled carbon fiber the MDT CRBN Rifle Stock is both incredibly lightweight and durable. This means you can maneuver through rough terrain on long hunts without feeling weighed down while also trusting that your stock will withstand harsh conditions and heavy use. - MATERIALS / FINISH Foam filled carbon fiber Magnesium micro chassis - WEIGHT Without bottom metal: 27oz With MDT Hunting Bottom Metal: 30oz With MDT Precision Bottom Metal: 31oz - LENGTH OF PULL ADJUSTMENT (LOP) 1 via 1/4 spacers 12.75-13.75 - MAGAZINE COMPATIBILITY AICS magazine compatible using an MDT bottom metal - OVERALL LENGTH 31.25 - MAX BARREL DIAMETER Sendero contour - FOREND LENGTH 12.5