Multi–Shelf storage Double Custom

Variables to set:

Open spice rack 1 (SRO1)
Open spice rack 2 (SRO2)
Spice Rack Trim Height 1 (SRTH1)
Spice Rack Trim Height 2 (SRTH2)
Spice rack trim clearance (SRTC)
Spice Rack Trim Thick (SRTT)

Spice rack thick (SRT)
Spice rack back thick (SRBT)
Spice Shelf quantity (NSRS)
Spice Rack Style (GQ1)