For European size rails
3/8 inch across rail slots
Slides into 3/8″ rails and locks in place with a set screw
Enables use of Harrison bipods on rifles with Picatinny rail
Made from durable, lightweight aluminum 
Quick-detach lever for fast and easy attachment and removal
HB6 – Stud
For European Size Rails (3/8″ across rail slot)
Enhances stability and accuracy with the use of Harris bipod