Ultralight Black 51 Tooth Rear Sprocket For 520 Chain CNC Machined From 7075 T6 Aluminum High Strength Lightweight Performance Upgrade For Bikes And ATVs

Ultralight 51T Rear Sprocket for 520 Chain, 7075-T6 Aluminum ✔️ CNC-machined 7075-T6 aluminum, 51T, single-piece sprocket

The Ultralight 51T rear sprocket is a high-strength, lightweight upgrade designed for 520-chain systems on bikes and ATVs. CNC-machined from 7075-T6 aluminum, it offers durable performance in motocross, enduro, and trail riding.

✅ 51T rear sprocket for 520 chain
✅ CNC-machined from 7075-T6 aluminum
✅ 66% lighter than steel while maintaining strength
✅ Black finish for durability and stealth look
✅ Tight tolerances for precise fit and power transfer

💡 What is a handy question about this 51T rear sprocket for 520 chain and why choose aluminum 7075-T6?

Short answer: aluminum 7075-T6 offers strong, light performance for off-road use.

- 7075-T6 aluminum provides high strength-to-weight
- CNC precision ensures tight tolerances and smooth power transfer
- 51T fits 520 chain setups on bikes and ATVs
- Weight reduction improves acceleration and handling✝️