Morbark inserts vs aftermarket ?

Have a 4600 grinder been running morbark inserts they say theres are the best but doesnt everyone ! Anyone try after market inserts vs oem any signifigant savings vs wear . Told boss i would research it but no one post prices online so i have to call all these aftermarket places for pricing , shipping currently is the worst part about buying morbark parts , i told them i dont need them fast on the order i made today and told them to explore different shipping options , i could have drove to...

Morbark inserts vs aftermarket ?

Morbark inserts vs aftermarket ?