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| Unit | NOS |
| Country of Origin | POLAND |
| Size | 50T (122g) |
| Colour Options | Black, Racing Red, Grey |
| Compatibility | Shimano Dura-Ace 7950, Ultegra 6750, Shimano 105- 5750, Tiagra 4650, FSA, Rotor 3D & 3D+, S-works, and many other older cranks. Fits SRAM Force and Red but NOT compatible with SRAM cranks that have 1 hidden chainring bolt (Force22, Red22). Compatible with Di2 |
| Bolts | For outer chainring, order "Long bolts" or bolt covers. Use original bolts for changing inner chainring to oval only |
| Material | CNC machined 7075 Txxx Aluminum with Type II anodizing for long-lasting construction |
| Ovality | Optimized for each size separately. 50/52T - 10.3%. Timing of 108 - 109.5 after TDC (top dead center) - Ideal for road climbing (Patent Pending). |