SP-11 allows for an adjustable mounting angle for Cateye Tail lights, diameter 12mm-32mm
Compatible Lights with this mount include:
. TL-LD610
. TL-LD600
. TL-LD270 Front and Rear
. TL-LD150 Front and Rear
. TL-LD130 Front and Rear
. TL-LD120
. TL-LD110
. TL-LD100