What is this item and what kit is it used with

Spring (12-1

Losi LOS45003 Tire Inserts

Two Tie-Straps for mounting Exhaust Coupler

E-flite and ParkZone aircraft

Hpi Racing 100854 Motor Mount Set Cyber 10B Lipo Batteries What is this item andHpi Racing 100854 Motor Mount Set Cyber 10B This is a genuine HPI Racing replacement motor mount set for the Cyber 10B buggy. The motor mount holds the motor rigidly in position and maintains proper gear mesh between pinion and spur, which is essential for quiet running and long gear life. This factory set installs in place of the original and keeps your motor locked down through hard acceleration and rough landings. Genuine HPI Racing replacement