The image of the spring which includes the camshaft. I think the contrast of red and black is not so bad. I uploaded it as a joke. you normally are not supposed to explain jokes. even if others don't realize it, So,I will not,either. I used the clipart "Box with spring " uploaded by "nicubunu" from OCAL Thanks.
spring 001 free icon was designed by yamachem for icons Png and presented to its users.
yamachem
2/24/2018