K55®BB adapter frame 50x50 according to DIN 46975, measuring 55x55mm with a spherical surface, suitable for Busch-Jaeger balance® SI, 6mm shaft Alpine white RAL9010, made in Bavaria, VPE10Suitable for Busch-Jaeger order no.: 1746-914-101Suitable for Busch-Jaeger order no. (ABB number): 2CKA001726A0237For switch range K55®BB, alpine white