KH-TF-1 US | TFB(X) crankarm with 1/4in. slot. SKU: KH-TF-1 US Parent Item Parent Item - Additional Cost Has Item Option Details KH-TF-1 US | TFB(X) crankarm with 1/4in. slot. Documentation Data Sheet DetailsDocumentationBackKH-TF-1 US | TFB(X) crankarm with 1/4in. slot.Back Data Sheet