This is a HPI 85231 Shock Spacer Parts Set

Shock Parts Set to fine tune your ride height.

THIS PART FITS THE FOLLOWING KITS / PARTS:
BIG BORE SPORT SHOCK SET...
SAVAGE X 4.6 GT-6
SAVAGE X FLUX V2
Savage XL 5.9 GTXL-6
SAVAGE XL FLUX V2
BIG BORE ALUMINUM SHOCK SET...