Compatible with Spartan models:

STR-23
STR-47
STR-72
STF-23
STF-47
STF-72
SBBB-48
SBBB-60
SBBB-72
SSBB-48
SSBB-58
SSBB-60
SSBB-72
SSBB-79
XRR-21
XFF-21
XRR-46
XRF-46

Dimensions: 1"H