Need Gonic Help

[knight shooter]

I recently cought a new gonic 44 caliber rifle
anyone know what bullet size to use or loads
any help would be appreciated
i tried some .429 and .430 bullets too tight
thanks

 

[Okie Hog]

Gonic used a special sabot. PR Bullets lists them in stock:

https://www.prbullet.com/shop/products.php?nCategoryID=11&sSort=&bSortAsc=1&nPage=4

 

[1874sharpsshooter]

Also No excuse bullets i think-still makes bullets to fit the Gonic If you want to shoot lead conicals