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Colorado Rockies farm system: Tanner Propst on his quarantine changeup

MILWAUKEE, WISCONSIN - APRIL 29: A detail view of a Colorado Rockies cap during the game against the Milwaukee Brewers at Miller Park on April 29, 2019 in Milwaukee, Wisconsin. (Photo by Dylan Buell/Getty Images)

With the Fresno Grizzlies having already qualified for the Low-A West postseason, it’s clear that plenty has been working right for the Low-A affiliate of the Colorado Rockies.

While the names of Zac Veen and Drew Romo are well known to Rockies fans because of their place on the top 10 list of Rockies prospects, it takes more than just hitting from top prospects to put a team like Fresno in contention to win a championship.