The park tool bsh 4 bladed spoke holder is a valuable wheel building and truing aid that securely holds bladed spokes to prevent twisting four different sized slots to fit a wide variety of bladed spokes will hold blades from 08mm to over 2mm width park tool bsh 4 bladed spoke holder features a valuable wheel building tool for working on wheels with bladed spokes securely holds spoke to avoid twisting whilst the spoke is being tensioned 4 different sized slots allow use