Box Four 8 Speed Wide Rear Derailleur Black - boxcomponents
Box Four 8 Speed Wide Rear Derailleur Black - Box®
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur Black - boxcomponents
Box Four 8 Speed Wide Rear Derailleur Black - Box®
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur
Box Four 8 Speed Wide Rear Derailleur

Box Four 8 Speed Wide Rear Derailleur

$44.84 $68.99
Size Wide Cage
Color Black

Item is in stock Only 0 left in stock Item is out of stock Item is unavailable

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The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light; this makes it a perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly. 

    SUPPORT MATERIAL




      References:

      Standard Mount vs. Direct Mount Derailleur Hangers


      Our 8 is Enough Derailleur
      For Light/Medium Terrain
      Limited Slip Clutch™
      Bearing Pulleys

      Process/Material
      • B-Knuckle: Die Cast / Aluminum
      • P-Knuckle: Injection Molded / Glass-Nylon Composite
      • Linkages: Die Cast / Aluminum
      • Cage: Stamped / Aluminum
      Finish: Matte Onyx
      Speeds: 8
      Compatibility
      • Platform
      • Ebike
      • Non-Ebike
      • Shifter
      • Box Four 8 Speed
      • Derailleur Hanger: Non-Direct Mount
      Weight: 328g/11.5oz

      Box Four 8 Speed Shifter Black
      Box Four 8 Speed 116 Link Chain Natural
      Box Four 8 Speed 11-42T and also 12-42T eBike Cassette Black
      Box Four 8 speed Wide/Narrow Chainring 104BCD 32T Black

      SKUBX-DR4-08AWC-BK

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      IS PRIME 9 SIMPLER?

      • Same Range With Fewer Gears
      • Ease of Set-up
      • Wide Compatibility
      • Less Maintenance
      • Don’t Worry, All Bike Shops Are Familiar With 9 Speed Platforms!
               

      IS PRIME 9 MORE DURABLE?​

      • Straighter Chain-line       
      • Unique 9 Speed Chain          ◦
      • ​Single Shift Option (E-MTB)         
      • ​Fewer Gears (fewer shifts)         
      • ​Full Steel Cassette (all tiers)

      DOES PRIME 9 PERFORM BETTER?

      • Shifting Less Means Faster Riding
      • Optimized Shift Ramps
      • Consistent Gear Jumps
      • Lightweight Cassette
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