aap01 with airtac angled hpa m4 adapter

only been skirmished about 4 times but just doesn’t get used anymore due to having other guns has a yellow maple leaf bucking maple leaf 6.02 inner barrel hadron designs short stroke kit adjustable trigger comes with 1 epm mag airtac hpa adapter original barrel looking for swaps, ideally a gas shotgun but let me know what you’ve got