Profile Spline-Drive Spider-4-Arm-22mm Color:Black SPECIAL FEATURE: Threaded chain ring

SPECIAL FEATURE: Threaded chain ring bolt holes saves weight and makes for better alignment

2oz/91g (with top cap and star nut)

Even the dropouts on this fork have been welded and heat treated

The Tangent Pro 10mm Race Fork-20in at J&R Bicycles are super strong and lightweight race forks made with tapered and heat-treated chromoly steel legs

Profile Spline-Drive Spider-4-Arm-22mm Color:Black SPECIAL FEATURE: Threaded chain ringSPECS: MATERIAL: CNC machined in the U. S. A. from 6061 aluminum. USE: Works with most 3 pc chromoly cranks and 48 splined 22mm spindles (made with offset for outboard bottom bracket Profile). Allows you to use 4 Bolt chainrings. SIZE: 104mm bolt pattern for 4 bolt chainrings. NOTE: Spline Drive Spiders slide directly onto 48 splined 22mm spindles and do not require a gear bolt to attach to crank arm. Weight: 2. 55oz 74g