The unique 4-bolt 104 BCD SPider features a flex-resistant ring for rigidity and optimum performance

They're built from 100% 4130 chromoly for strength and durability while weighing in at just under 550 grams

The GT Team Dan Conway BMX Bike is their latest Pro model

The M2 cable system improves braking power for Gyro users

Profile Race RHD Cranks Size:175mm The unique 4-bolt 104 BCDProfile have been the premiere brand for 3 piece cranks for the last 15 years or more, it's easy to see why with the Profile Race Cranks. Hand made in the USA from heat treated and swaged 4130 chromoly for the arms while the spindle is heat treated, gun drilled hollow with a 48 spline. Please note: a Titanium Spindle upgrade is available at checkout, once there you'll be prompted to choose the Titanium upgrade if required. ###section### Product Specs