Our site shows LIVE INVENTORY. If you can ADD TO CART, the item is IN STOCK.

Rant Bangin' 48 Cranks - 1
Rant Bangin' 48 Cranks - 2

Rant Bangin' 48 Cranks

Save 20%
$83.16 $103.95
  • 165mm / Black
  • 170mm / Black
  • 170mm / Chrome
  • 165mm / Chrome
Secure Checkout

About This Product: Rant Bangin' 48 Cranks

The Rant Bangin 48 Cranks at J&R Bicycles are built tough from durable chromoly and feature updated design elements to deliver on grinds and power transfer. These 3-piece cranks are made with heat-treated 4130 chromoly steel and feature an innovative trapezoid shape to eliminate flex and provide grind area. The 48-spline spindle has also been made from heat-treated chromoly and for added strength the pedal bosses have been wrap-welded. High-quality cranks available at a budget-friendly price.

SPECIFICATIONS

  • 4130 trapezoid-shaped heat-treated tubular chromoly crank arms
  • 3pc design with 19mm 8 spline or 48 spline heat-treated chromoly spindle
  • Wrap-welded pedal bosses
  • RHD and LHD compatible sprocket bosses
  • Available in 170mm and 175mm lengths
  • Weight: 34.5 oz

Crank Size Chart

Crank Size Chart
Inseam length Crank Length
Crank Size: Micro, Mini. Junior
Inseam length: 15 - 16 inch Crank length: 130 mm
Inseam length: 16 - 17.5 inch Crank length: 135 mm
Inseam length: 17.5 - 19 inch Crank length: 140 mm
Inseam length: 19 - 20 inch Crank length: 145 mm
Inseam length: 20 - 22 inch Crank length: 150 mm
Crank Size: Junior, Expert, Expert XL
Inseam length: 20 - 22 inch Crank length: 150 mm
Inseam length: 22 - 23 inch Crank length: 155 mm
Inseam length: 23 - 25 inch Crank length: 160 mm
Inseam length: 25 - 26 inch Crank length: 165 mm
Crank Size: Pro and Larger
Inseam length: 26 - 27 inch Crank length: 170 mm
Inseam length: 27 - 28 inch Crank length: 175 mm
Inseam length: 28 - 30 inch Crank length: 177.5 mm
Inseam length: 30 - 31 inch Crank length: 180 mm
Inseam length: 31 - 32 inch Crank length: 185 mm
Inseam length: 33+ inch Crank length: 190 mm

How To Measure Your Inseam

  1. Start with a pair of pants you already have that fit you well and lay them flat on the floor.
  2. Carefully measure the length from the crotch seam to the bottom of the leg.
  3. THIS NUMBER IS YOUR INSEAM. Use this number to help you choose your cranks.