Not sure, top one looks like a quick release Radial
Bottom looks like 3/8 x 10
Not sure, top one looks like a quick release Radial
Bottom looks like 3/8 x 10
What brand butt is the top cue?
the top one looks like the quick release on some lower end cues and i think its called turbo lock maybe. Ive seen it on the jump joint of a star cue.