HPI Blitz Serrated Flange Lock Nut M4 HPI103729 BZN540061 Programmable: No

Programmable: No

Compatible battery size: L148xW52xH30mm or less

This module is an external dc-dc booster

1 it requires JConcepts clamping hex for the rear and the Team Associated hex conversion for front along with JConcepts clamping front hex

HPI Blitz Serrated Flange Lock Nut M4 HPI103729 BZN540061 Programmable: NoThese are M4 flanged lock nuts for the HPI Blitz. Features: Silver steel construction Nylon inserts Can be used for wheels, slipper clutch springs, & other applications which require easy removal and will not loosen due to vibrations Includes: Ten Flanged Locking Nuts Specs: Hex Size: 7mm (. 28) Thread Size: M4 Height: 5. 7mm (. 23)