View Full Version : Steel Jerk Boxes at Catalyst

kevin michael
03-17-2013, 12:47 PM
What kind of support structure/design is under the rubber mat on the top of the steel jerk boxes? Any photos of the underside would be appreciated. Thanks.

Aimee Anaya Everett
05-04-2013, 10:43 PM
It is metal cross beams, covered with a layer of plywood, and then rubber.
Pictures can be found on Greg's facebook page HERE: