This is a replacement Arrma Radio Box Seal Set, intended for use with the Arrma Limitless and Infraction kits. 
 
Features:
Strong and durable steel for long-lasting operation in all conditions.
Precision manufactured threads for fast and easy servicing.
Polished shaft for plush shock absorber action.
Includes:
(1)  Radio Box Lid Seal
(1)  Radio Box Wire Seal