# class RollEntity
RollEntity inherits from LibraryItemEntity
# MEMBERS
# member stockId
Type: String
# member gradeId
Type: String
# member required width
Type: String
# member cost
Type: Number
# member costUnits
Type: CostUnitsEntity
# member grain
Type: RollGrainEntity
# CONSTRUCTORS
# constructor RollEntity()
Description: