Gundlach 56DA Roll Crusher (2) 19, USD. Year: Make: Gundlach Model: 56DA Roll Crusher (2) Category: Aggregate / Crushers / Screening. Stock# 603. Hours: N/A Miles: N/A SN#: VIN#: N/A Location: Pennsylvania. TELL A FRIEND From: A value is required. Invalid format. To: A value is required. Invalid format. Subject: A value is required.