You are looking at a tie bar .This will allow you to hook up 2 engines and allow you to steer with one steering system.The tiebar is an aftermarket brand name TENZOR. It can be used with any make.Both ends are adjustable. The tie bar adjust 17 9/16 min. to 19 1/2 max. .The tie bar has a hole drill through the center of it,but wont hurt the structer or strength of it.This part is usual pretty expensive when new.We accept paypal only.We ship 48 u.s. states only.Please check our other listings.