Camdenboss 29a low profile 90 degree screw terminal 5mm pitch camdenboss ctb50503 low profile 90deg screw terminal block from the camdenboss ctb5050 series 5mm pitch with 3 poles the 2 pole and 3 pole versions are capable of interlocking for greater strength camdenboss ctb50503 3 way 135a low profile terminal block 5mm pitch