The mounting plates on some latches are 1 3/8" x 2 3/16" with mounting holes on center 11/16" and 1 3/4". The mounting plate on the chain brackets are 1" x 1 3/4". The one complete chain fully extended plates are 12" on center.
For Non US buyers: Buyer paid, or free shipping is for in the US only. For shipping out of the US, I will use eBay's global system. Free or buyer paid shipping is for US postage to the distribution center and the buyer will pay, and be billed by eBay for all other shipping, handling, tariffs, and customs charges and fees.