| Current Part # | Previous Part # | Roller Series | Roller Type | Roller Adjustment Type | Housing Material | Standard or Precision Bearings | Wheel Material | Wheel Diameter | Wheel Rolling Diameter | Wheel Profile | Wheel Profile Radius | Estimated Panel Weight | Suggested Market |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2115173 | 1976-PS4000-2WS | 1976 | Tandem | End Adjust | Steel | Precision | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 600 lbs | Entry Level |
| 2115174 | 1976-PS4100-2 | 1976 | Tandem | End Adjust | Steel | Precision | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 600 lbs | Entry Level |
| 2115175 | 1976-PS6000-3 | 1976 | Tandem | End Adjust | Steel | Precision | Steel | 1.50" | 1.25" | Concave Radius | 0.125" | 600 lbs | Mid-Level |
| 2115176 | 1976-P4000-2SS | 1976 | Tandem | End Adjust | Stainless Steel | Precision | Stainless Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 600 lbs | Mid-Level |
| 2115177 | 1976-P6000-2SS | 1976 | Tandem | End Adjust | Stainless Steel | Precision | Stainless Steel | 1.50" | 1.25" | Concave Radius | 0.125" | 600 lbs | Premium |
| 2115183 | 1976-4000-NS | 1976 | Tandem | End Adjust | Steel | Standard | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 400 lbs | Entry Level |
| 2115184 | 1976-4000-WS | 1976 | Tandem | End Adjust | Steel | Standard | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 400 lbs | Entry Level |
| 2115185 | 1976-4000-3NS | 1976 | Tandem | End Adjust | Steel | Standard | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 400 lbs | Entry Level |
| 2115186 | 1976-4000-3SS | 1976 | Tandem | End Adjust | Stainless Steel | Standard | Stainless Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 400 lbs | Mid-Level |
| 2115187 | 1976-4100-2 | 1976 | Tandem | End Adjust | Steel | Standard | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 400 lbs | Entry Level |
| 2115188 | 1976-6100-2WS | 1976 | Tandem | End Adjust | Steel | Standard | Composite w/Steel Frame | 1.50" | 1.25" | Concave Radius | 0.125" | 300 lbs | Premium |
| 2115189 | 1976-9432-SP | 1976 | Tandem | End Adjust | Steel | Standard | Steel | 1.43" | 1.25" | Concave Radius | 0.125" | 400 lbs | Mid-Level |
| 2115190 | 1976-9432-SPSS | 1976 | Tandem | End Adjust | Stainless Steel | Standard | Stainless Steel | 1.43" | 1.25" | Concave Radius | 0.125" | 500 lbs | Premium |
| 2115172 | 1976-C4000-3NS | 1976 | Tandem | End Adjust | Steel | Standard | Composite | 1.25" | 1.00" | Concave Radius | 0.125" | 150 lbs | Entry Level |
| 2115194 | 1976S-4000-3NS | 1976 | Single | End Adjust | Steel | Standard | Steel | 1.25" | 1.00" | Concave Radius | 0.125" | 200 lbs | Entry Level |