Spinning Silver Aluminum Master Shafts - 1 Sets, 2BA (3/16 in) Medium Length 1 set of Silver Spinning Aluminum Master Shafts Long Lasting 2BA will fit most darts. Also includes O'rings to secure the shafts to your darts. Length 2 inches ** Check our Amazon Seller ID - US DARTS - to access over 2500 dart related items **