Team Associated 13mm Shock Collar and Seal Retainer Set, black aluminum ASC91929
 
COMPATIBILITY:
Rubrix RX4 Evo
RC10B6.4
RC10B6.4D
RC10B74.2
RC10B74.2D
RC10T6.4
RC10SC6.4
RC10B7
RC10B7D
This part fits the following other parts
#71158 - 13x36mm Shock Bodies
#71159 - FT Fox Shock Bodies, 13x36mm, with Genuine Kashima Coat
#91922 - Shock Bodies, 13x27.5mm
#91925 - FT Fox Shock Bodies, 13x27.5mm, with Genuine Kashima Coat