Thanks for all the informative responses, I appreciate it.
Here are some other pics of handle that’s on the pump.

90945DBA-1DE4-4DC6-B1ED-4903732109E7.jpeg BFC3143E-32B7-48C5-85F6-07732130488B.jpeg 570D1675-5B91-4626-9C99-4FAD93CB8234.jpeg 5F234062-918F-473F-8930-E6F3575130D4.jpeg