Rear Metal Axle upgrade for B14, B24, C14, C24, D12
Parts included as shown
Build instruction refer to C34M- https://cdn.shopify.com/s/files/1/0277/4692/6626/files/B36KM_ENG.pdf?95
Tips for smooth metal axle assembly
Rear Metal Axle upgrade for B14, B24, C14, C24, D12