Features:
Replacement of factory Parts#ARA311054;
40CrMo steel is top level steel better than 20CrMo and #45 steel;
Compatible with:
Arrma Fireteam 6S: ARA7618;
Arrma Mojave 6S: ARA7604V2;
Arrma Kraton 6S: ARA8608V5;
Arrma Notorious 6S: ARA8611V5;
Note: Check your specific model's manual for compatibility,or Contact us.