Park Tool - BSH-4 - Four Slot, Bladed Spoke Holder For Aero Spokes Racks Standard MTB: 6mm offset for

Standard MTB: 6mm offset for non-Boost mountain bikes

This resulted in a wider simulation range

designed to separate from the helmet upon impact and reduce forces transferred through the neck and spine

FSA Part Number 121-0474

But also off the bike

Park Tool - BSH-4 - Four Slot, Bladed Spoke Holder For Aero Spokes Racks Standard MTB: 6mm offset forPARK TOOL BSH 4 FOUR SLOT, BLADED SPOKE HOLDER FOR AERO SPOKES The BSH 4 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 0. 8mm to over 2mm width.