Props that insert into the rear of the mower to keep the catcher door open when mowing without a catcher. These can be left in even with a catcher attacheed.

Warning the lid is designed to spring shut when catcher is removed for safty reasons. Misuse of this design is at your own risk.

https://cad.onshape.com/documents/8f2e59635f469325e2df5704/w/45d82a8fc6644bce850a27e9/e/85a78546639d1a045488c990?renderMode=0&uiState=65b5e9aab76eda040bfd88a5