MODEL # DIMENSIONS PRICE
SF1A....... 47.5 X 22.5 mm $20.13
SF1B........47.5 X 22.5 mm $20.13
SF2A....... 32 X 19.5 mm $15.00
SF2B........32 X 19.5 mm $15.00
SF3A....... 26 X 16 mm $12.05
SF3B........26 X 16 mm $12.05
SF1ER.... 47.5 X 22.5 mm $40.26
SF2ER.... 32 X 19.5 mm $30.00
SF3ER.... 26 X 16 mm $24.10
"A" at the end of model # means as you see it in the picture. "B"at the end of the model # means facing the opposite direction.