Side by side.

Specification	SD-804-T SD-804-T Quote
Width	0.610"
Height	0.360"
Material	Rubber
Type	Sponge
Durometer	2A4 (sponge grade)
Colour	Black
Mount	Tape
Bulb position	Top
Tape	3M Heat-Activated Tape

Spec sheets live on each part's page.