Intellijel
Intellijel HUB Magnetic 4-Channel Mult (4x) Used
$29
From Intellijel, 4 channel passive mult box. High quality gold plated jacks mounted on a pcb. Super strong rare earth neodymium magnets on both sides of the enclosure so that you can magnetically stack them or conveniently attach them to metal things nearby.
Price is for all four.
(Used)