Family built. Field proven. Since 1994.Talk to our team: 765-617-4994

Equipment comparison

Compare the catalog references.

Review up to three equipment or parts references, then ask Knopp to verify the exact model, fit and project scope.

Decision view

Focus the comparison.

3 differing fields and 5 shared fields across these references.

Equipment differences
CompareA · SGB21621' 6 Ring Stiffened Grain Bin 6987 BUB · SGB18518' 5 Ring Stiffened Grain Bin 4291 BU
DiameterDifferent21 ft18 ft
Catalog capacityDifferent6987 bu4291 bu
RingsDifferent65
Your selection
Remove item
Remove item

Compare one detail at a time. Letters match your selections below.

DiameterDifferent

ASGB216: 21' 6 Ring Stiffened Grain Bin 6987 BU
21 ft
BSGB185: 18' 5 Ring Stiffened Grain Bin 4291 BU
18 ft

Catalog capacityDifferent

ASGB216: 21' 6 Ring Stiffened Grain Bin 6987 BU
6987 bu
BSGB185: 18' 5 Ring Stiffened Grain Bin 4291 BU
4291 bu

RingsDifferent

ASGB216: 21' 6 Ring Stiffened Grain Bin 6987 BU
6
BSGB185: 18' 5 Ring Stiffened Grain Bin 4291 BU
5

Source: imported owner catalog, formatted October 7, 2026. A blank or differing catalog field is not a compatibility decision. Knopp confirms manufacturer, exact model, capacity, accessories, availability, freight and installation for the written quote.

Request review of these itemsChange comparison