Item Name: UK2.5B Din Rail Terminal Blocks and Accessories Material: Multiple Measurement System: PCs in Item: See buying options Manufacturer: N/A, Made in China Notes: If select Terminal blocks, please specify color and qty in the ‘Order Notes’ when checking out, colors include: Green, Yellow, Gray, Blue, Red and Black. If select Marker, please specify pre-printed marker digits in the ‘Order Notes’ when checking out. The pre-printed markers include: White (empty, no number on it), 1-10, 11-20, 21-30, 31-40, 41-50.