Sprocket KRS with hub pitch 5mm 8 teeth material steel vs Sprocket KRK with hub pitch 8mm 21 teeth material polyacetal resin
Sprocket KRS with hub pitch 5mm 8 teeth material steel and Sprocket KRK with hub pitch 8mm 21 teeth material polyacetal resin are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Sprocket KRK with hub pitch 8mm 21 teeth material polyacetal resin is €0.64 cheaper ($5.56).
| Criterion |  Sprocket KRS with hub pitch 5mm 8 teeth material steel |  Sprocket KRK with hub pitch 8mm 21 teeth material polyacetal resin |
|---|---|---|
| Price | $6.30 | $5.56cheapest |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 4 g | 15 g |
| Bore | 4 mm | 10 mm |
| Din iso no | 3 | 05 B-1 |
| Hardened | No | — |
| Hub | One sided | One sided |
| Hub diameter | 7 mm | 28 mm |
| Material | Low-carbon steel | Plastic die-cast (Polyacetal, up to 80°C) |
| No of teeth | 8 | 21 |
| Number of strands | 1 | 1 |
| Outer diameter | 15.2 mm | 57 mm |
| Pitch circle diameter | 13.06 mm | 53.68 mm |
| Surface | Blank | Blank |
| Total length | 10 mm | 14 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.