Sprocket KRS with hub pitch 4mm 21 teeth material steel vs Roller chain similar to 12 B-1 NP pitch 3/4×7/16″ nickel-plated
Sprocket KRS with hub pitch 4mm 21 teeth material steel and Roller chain similar to 12 B-1 NP pitch 3/4×7/16″ nickel-plated are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Sprocket KRS with hub pitch 4mm 21 teeth material steel is €13.20 cheaper ($31.18).
| Criterion |  Sprocket KRS with hub pitch 4mm 21 teeth material steel |  Roller chain similar to 12 B-1 NP pitch 3/4×7/16″ nickel-plated |
|---|---|---|
| Price | $31.18cheapest | $46.41 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 28 g | — |
| Bolt diameter | — | 5.72 mm |
| Bore | 8 mm | — |
| Breaking load min. | — | 28 900 N |
| Din iso no | 4 mm | 12 B-1 |
| Hardened | No | — |
| Hub | One sided | — |
| Hub diameter | 20 mm | — |
| Inner width | — | 15.62 mm |
| Material | Low-carbon steel | Steel |
| No of teeth | 21 | — |
| Number of strands | 1 | 1 |
| Outer diameter | 28.5 mm | — |
| Pitch circle diameter | 26.84 mm | — |
| Pitch x inner width | — | 19.05 x 11.68 mm |
| Pitch x inner width inch | — | 3/4 x 7/16″ |
| Projection over link | — | 4.6 mm |
| Rollerdiameter | — | 12.07 mm |
| Surface | Blank | Nickel-plated |
| Total length | 12 mm | — |
| Total width over pin | — | 22.7 mm |
| Weight | — | 1.15 kg/m |
| 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.
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