That was what [USER=4437]@cootertwo[/USER] has fitted but the Amazon link he provided has sold out.
I just googled "ATX- 12- HD" for alternative suppliers.
The dual sets of terminals should make fitment very wide indeed.
So if it fits, it fits. 
| Product Dimensions | 3.4"D x 5.9"W x 5.2"H |
|---|
They even provide an easy guide:
This Lithium ATX12-HD-RS Battery replaces these Lead/Acid Batteries: BT12A-BS, BTX14-BS, BT14B-4, BTX16-BS, B16A-AB, BTX20CH-BS, ETX12, ETX14, ETX14L, GYZ16H, HYB16A-AB, YTX12, YT12A-BS, YTX12-BS, YTX14, YTX14-BS, YTX14H, YTZ14S, YTX14H-BS, YTX16-BS, YTX16-BS-1, YTX20CH, YTX20CH-BS, and KMX14-BS
[URL unfurl="true"]https://www.amazon.com/gp/product/B07B9NPYRN/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1[/URL]
[ATTACH=full]128564[/ATTACH]
