INJORA 2PCS 14g/pcs Brass Rear Axle Counterweights for 1/18 TRX4M (4M-30) - BlackEnlargePhoto: INJORA (opens in a new tab)INJORA 4M-30BK INJORA 2PCS 14g/pcs Brass Rear Axle Counterweights for 1/18 TRX4M (4M-30) - Black