PKT 50mm Axles Wall Thickness:1.9mm Chromoly (Soft) Keep a spare battery on

Keep a spare battery on hand

This bearing will accommodate a 30mm axle and features multiple set-screws to hold the axle in position

Also eliminates chassis bind that can interfere with proper chassis flex

which is 1 1/8" OD tube

Each NEK seat is available in a variety of stiffnesses:

PKT 50mm Axles Wall Thickness:1.9mm Chromoly (Soft) Keep a spare battery on50mm axles by PKT. Commonly seen as OEM replacement axles, PKT's Chromoly Mild Steel axle range for 50mm karting applications really deserve to stand alone as their own legitimate contender in the axle market. From substituting as well if not better for your OEM OTK axle, to giving you the performance where another axle might not, PKT has you covered for 50mm axle uses. Mild steel axles are denoted by the D line. All axles are cut for 2 and 4 cycle