From the website:
Repairs and alterations available starting at $30.00 and up, per repair
Mold with Lightly milled sprue side
Repairs or alterations such as:
Repair of stripped screw holes.
Broken off screws or taps.
Sprue side resurfacing by milling machine or surface grinder.
Replacement of missing parts. screws and parts
Miscellaneous repairs.
Seems like he could mill off the amount of the gas check.
