Quick Details
Steerer tube:
1 1/8"(Alloy) 
1 1/8"-1 1/2"(Alloy)
1 1/8"(Cr-MO)
1 1/8"(Steel)
Wheel size:20”
Option:
Post Mount
IS Mount
Pivot
Roller

One-Piece / LD-OP20 / 20"