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  • Surly Mr. Whirly Crank Arm Set, 185mm, Black
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Surly Mr. Whirly Crank Arm Set, 185mm, Black

by Surly

Currently unavailable.
We don't know when or if this item will be back in stock.
  • Build it to be the crank you want: single, double, triple or trials
  • Outboard-style bearings must be purchased separately; use Shimano Mtn, Race Face X Type or FSA MegaEXO
  • Chainrings, and chainring mounting bolts sold separately
  • Armsets include non-drive side bearing adjust cap, drive side PTO bolt & cap, and two sets of spider mounting bolts (one short for spider mounting only, and one long for mounting spider with granny ring)
  • Forged and machined 7075 aluminum
Currently unavailable. We don't know when or if this item will be back in stock.

Product Description

Surly Mr. Whirly Crank Arm Sets are sold without spider or spindle for complete customization.
  • Build it to be the crank you want: single, double, triple or trials
  • Outboard-style bearings must be purchased separately; use Shimano Mtn, Race Face X Type or FSA MegaEXO
  • Chainrings, and chainring mounting bolts sold separately
  • Armsets include non-drive side bearing adjust cap, drive side PTO bolt & cap, and two sets of spider mounting bolts (one short for spider mounting only, and one long for mounting spider with granny ring)
  • Forged and machined 7075 aluminum
Item Specifications
ColorBlack
Weight605g
Intended UseMountain
Chainring BCD58mm
Arm Length185mm
Crank Intended UseDH/Freeride,Mountain,Single Speed
Defined ColorBlack

Product Details

  • Product Dimensions: 11 x 5.8 x 1.8 inches ; 1.6 pounds
  • Shipping Weight: 4 pounds
  • ASIN: B001CK0OWQ
  • Item model number: CR0073BP
  • Amazon Best Sellers Rank: #2,544,889 in Sports & Outdoors (See Top 100 in Sports & Outdoors)
  • Product Warranty: For warranty information about this product, please click here

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