BOX Two Prime 9 X-Wide Rear Derailleur - 1x9-speed

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  • $81.95
  • Regular price $135.95
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BOX Two Prime 9 X-Wide Rear Derailleur - 1x9-speed

The Box Two Prime 9 Rear Derailleur is very similar to the Box One version however, it's more wallet friendly, yet is still offers a non adjustable Tri-Pack™ Clutch, bushing pulleys and some muted finishes. Box Two rear derailleurs are still optimized for 11-50t cassettes and offer durability and performance for the most demanding terrain, just at lower price. 

Key Features:

  • BOX's Most Durable Derailleur
  • For Aggressive Terrain
  • Tri-Pack™ Limited Slip Clutch
  • Sealed Bushings Pulleys
  • Nylon Composite Knuckle
  • Pivot-Tech™ Cable Stay
  • Durable 3D Forged Linkages
  • Forged Inner and Outer Cage
  • Compatible with Traditional Derailleur Hangers (Non Direct-Mount)
  • Prime 9 Technology™


  • Materials: Stainless Steel, Hardened Alloy Steel
  • Finish: Matte Onyx
  • Weight: 290g/10.2oz

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