Hello, i'm new comer to this forum, please help me to identify my schon cues below. What type of schon ltd is this ? and is that 5/16 x14 original schon joint pin ? because my shaft is Mezz Hybrid Pro 2 and it's united joint, has the united joint been replaced with 5/16 x 14 ? Please help. Thank you so much
BOTTOM
FOREARM
JOINT PIN

BOTTOM

FOREARM

JOINT PIN