MJ Arsenal ‘Ursa’ Mini Rig / $ 48.99 at 420 Science

MJ Arsenal Mini Dab Rigs The Ursa looks like one of the most basic designs on first glance, but once you realize how it works you understand that it is a complex and well-designed rig from top to bottom. The multi-holed perc in the bottom of the chamber is fixed and filters the hit into tons of t…