Caldwell Sitting Bipod, 14-30-Inch, Black Reviewhttp://tinyurl.com/prv2w7q Caldwell Sitting Bipod, 14-30-Inch, Black Easily attachable and detachable from the front swivel studLightweight aluminum design for quiet, weatherproof performanceBuilt-in swivel pan feature left or right 20 degrees combined with an 18 degree bi-directional cantStud for sling attachmentFolds out-of-the-way when not in use