Chiaravalli Chain Sprocket 1/2” × 1/4” R.8,51 Simplex

Simplex chain sprocket for 1/2” × 1/4” R.8,51 roller chain.

• Chain inner width: 6.4 mm
• Chain roller Ø: 8.51 mm
• Tooth radius r3: 13 mm
• Radius width C: 1.3 mm
• Sprocket tooth width B1: 5.9 mm