The 3 holes at the top of the plate offer variable height adjustment for air cell and cylinder mounting. In addition, a corresponding lower oval slot allows for lower band bolts that may be misaligned
Slots at bottom for use with 1” or 2” crotch strap
3/8” accessory mounting holes along the sides and bottom
There are 4 upper and lower slots to accommodate nylon cylinder bands so a single cylinder can be strapped directly to the plate. Having 4 slots provides stability and prevents cylinder “swinging”