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.
2 differing fields and 6 shared fields across these references.
| Compare | A · HBHD21521' 5 Ring Heavy Duty 45 Hopper Bin 6937BU | B · HBHD18518' 5 Ring Heavy Duty 45 Hopper Bin 4931BU |
|---|---|---|
| CategoryShared | Hopper bins | Hopper bins |
| TypeShared | Hopper Bins | Hopper Bins |
| SectionShared | Grain Storage Bins | Grain Storage Bins |
| ManufacturerShared | Configuration to confirm | Configuration to confirm |
| DiameterDifferent | 21 ft | 18 ft |
| Catalog capacityDifferent | 6937 bu | 4931 bu |
| RingsShared | 5 | 5 |
| Current pricingShared | Request an itemized current quote | Request an itemized current quote |
| Your selection |
Compare one detail at a time. Letters match your selections below.
CategoryShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- Hopper bins
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- Hopper bins
TypeShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- Hopper Bins
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- Hopper Bins
SectionShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- Grain Storage Bins
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- Grain Storage Bins
ManufacturerShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- Configuration to confirm
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- Configuration to confirm
DiameterDifferent
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- 21 ft
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- 18 ft
Catalog capacityDifferent
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- 6937 bu
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- 4931 bu
RingsShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- 5
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- 5
Current pricingShared
- AHBHD215: 21' 5 Ring Heavy Duty 45 Hopper Bin 6937BU
- Request an itemized current quote
- BHBHD185: 18' 5 Ring Heavy Duty 45 Hopper Bin 4931BU
- Request an itemized current quote
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.