Redcat Racing BS902-051 B-Head Cross Screw(BT3*10) 12 PCS ~ Works with these models ONLY: AFTERSHOCK 3.0,AFTERSHOCK 3.5,AFTERSHOCK 8E,BACKDRAFT 3.5,BACKDRAFT 8E,BLACKOUT XBE,BLACKOUT XBE PRO,CALDERA 10E,CALDERA 3.0,CALDERA SC 10E,CALDERA XB 10E,EARTHQUAKE 3.0,EARTHQUAKE 3.5,EARTHQUAKE 8E,GROUND POUNDER,REACTOR RS 3.3,SHREDDER SC,SHREDDER XB,SHREDDER XT