Ball bearing freewheel BB15 inner diameter 15mm outer diameter 35mm width 11mm without keyway vs Ball bearing freewheel BB20-2GD 1K-K inner diameter 20mm outer diameter 47mm width 19mm with lip seals and keyway
Ball bearing freewheel BB15 inner diameter 15mm outer diameter 35mm width 11mm without keyway and Ball bearing freewheel BB20-2GD 1K-K inner diameter 20mm outer diameter 47mm width 19mm with lip seals and keyway are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Ball bearing freewheel BB15 inner diameter 15mm outer diameter 35mm width 11mm without keyway is €40.95 cheaper ($72.93).
| Criterion |  Ball bearing freewheel BB15 inner diameter 15mm outer diameter 35mm width 11mm without keyway |  Ball bearing freewheel BB20-2GD 1K-K inner diameter 20mm outer diameter 47mm width 19mm with lip seals and keyway |
|---|---|---|
| Price | $72.93cheapest | $120.20 |
| Seller | MÄDLER | MÄDLER |
| Availability | Backorder | Backorder |
| Rating | — | — |
| Torque | 295.713 kg·cm | 622.017 kg·cm |
| Weight | 50 g | 150 g |
| B | 11 mm | 19 mm |
| B2 js10 | — | 6 mm |
| D | 15 mm | 20 mm |
| D1 | 32.6 mm | 42.35 mm |
| Drag torque | 0.01 Nm | 0.055 Nm |
| Keyway inner race w x h x l | — | 6 x 4 x 19 |
| Load rating radial dyn c | 5 950 N | 8 500 N |
| Load rating radial stat c0 | 3 230 N | 4 900 N |
| Max overrunning inner race | 3 600 | 3 000 |
| Max overrunning outer race | 2 000 | 1 600 |
| R | 0.6 mm | 1 mm |
| T1 | — | 2.5 mm |
| T2 | — | 1.6 mm |
| 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.