Volume #3 is low profile climbing wall hold, meaning that even on vertical, you will most likely not be able grab on to it.
Base Dimensions: 14 1/2" x 11 1/2" x 11 1/2"
Stands out from the wall: 3"
T-nuts installed: 9 round base brad hole T-nuts.
Attachment method : One single 3/8-16 Allan head bolt and/or 3 #8/#10 screws.
Please do not drill spinner screw holes or any other holes into Polyurethane Volumes. You can weaken the structural integrity of the product. This practice also voids our warranty.