HASTINGS FILTERS
Hastings Filters Af439 Air Filter Element, 6-19/32 X 1-21/32 In.
I appreciate that the BOXER Tools model comes with a carry case for transport.
Hastings Filters Af945 Air Filter, 10-3/32 X 1-9/16 In.
I have seen Glasmasters in many professional environments, and they always perform well.