This is made from a K25 brick. Dimensions for the plug portion are 2-3/4" by 1-7/8" by 5-1/2" long and for the top portion are 2-1/2" by 2-1/2" by 4". 

This is made from a K25 brick. Dimensions for the plug portion are 3-1/2" by 1-1/2" by 6" long and for the top portion are 2-1/2" by 4-1/4" by 4".