The Tapered Spacer allows the APSX unit to be installed in walls less than 100mm. Each spacer decreases the depth of the wall depth requirement by 25mm. The spacers are attached to the substrate then the backing flange/unit simply screws into the tapered spacer.
Allstar Tapered Spacer (Hood Pin) - Pair – GO Motorsports Shop
1/2 MISALIGNMENT SPACERS / TAPERED WASHERS Rod End Joint Reducer
The Blue Lug original tapered brass spacer. Couldn't find brass spacers anywhere, so we just made it ourselves. Different look from anodized gold.
Blue Lug Brass Tapered Spacer - 1-1/8
Mpd Racing Mpd41002 Cone Spacer 1In Aluminum Black Tapered Spacer, 1 in Thick, C
Blue Lug Brass Tapered Spacer - 1-1/8 – Kissing Crows Outpost
Carburetor Spacer Testing – Eaton Balancing
1.00'' Quadrajet/Spread Bore Tapered Spacer
Carburetor tapered spacer – Olds Performance Products
TIMKEN tapered roller bearings spacer assemblies - Nodes bearing
Tapered Spacer Bushing 1/2 ID, 1 OD, 45 Degree Taper