Features the bipod can be attached to the rail directly.Legs that move independently and can be deployed in a 45 degree position either forwards or backwards, in the traditional 90 degree position, and facing directly to the front or back, locking securely into 5 positions through a 180 degree arc.Extendable Legs: Length of both legs can be adjusted for best position.5 different heights,and the height range is from 6.5in to 9in.Foldable Arm: Bipod arm can be folded up for easy carry and storage.