Ball transfer unit 330 with steel-sheet housing ball diameter 45mm vs Ball transfer unit 388 size 25,4 total height 44,5mm housing steel with KTL “anti-oxide” electrophoretic coating
Ball transfer unit 330 with steel-sheet housing ball diameter 45mm and Ball transfer unit 388 size 25,4 total height 44,5mm housing steel with KTL “anti-oxide” electrophoretic coating are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Ball transfer unit 330 with steel-sheet housing ball diameter 45mm is €1.21 cheaper ($133.56).
| Criterion |  Ball transfer unit 330 with steel-sheet housing ball diameter 45mm |  Ball transfer unit 388 size 25,4 total height 44,5mm housing steel with KTL “anti-oxide” electrophoretic coating |
|---|---|---|
| Price | $133.56cheapest | $134.96 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 720 g | 680 g |
| Installation dimension | 64.1 +0.3 mm | — |
| Load rating | 6 000 N | 3 850 N |
| Material | Steel | Steel |
| No of holes | — | 4 mm |
| Outer diameter mounting surface | 62 +-0.095 mm | 50 mm |
| Outer diameter support surface | 75 mm | 76.2 mm |
| Overhang with ball | 19.0 +-0.4 mm | 6.4 mm |
| Overhang without ball | 10.3 mm | — |
| Size | 45 mm | 25.4 mm |
| Surface | Zinc-plated | Anti oxid finish (KTL) |
| Thickness of support surface | 4.2 mm | 6.4 mm |
| Tolerance ring partno | 654 390 45 | — |
| Total height | 53.7 mm | 44.5 mm |
| Version | 330 | — |
| View at seller ↗ | View at seller ↗ |
Specifications are extracted automatically from seller data — an empty cell means the seller does not publish that value, not that the product lacks it.
Robotitem does not test products. This comparison reports seller-published data only, and ranking never takes affiliate commission into account.