Metolius wood rock rings - Can be hung anywhere (or pulled against something, or have weights hung off of it). Comes in a set of two and when hung, allows free rotation of joints to prevent injury - not to mention, the ultimate portability!
Dimensions: 152.4mm x 101.6mm x 38mm
Check out our Quickstart Guide to Hang Boarding for tips on how to get started with your new toy.
Check out our Hangboard Gear Review video