NON-BOOST, 142mm rear, 100mm front. I have a free spacer kit that adapts the rear to 148mm boost.
A rare find, NEW matching mullet UST mountain bike, LIGHTWEIGHT tubeless wheels with zicral allow spokes and fore drilling. NO SPOKE HOLES TO TAPE. This is a $1200 high end UST wheelset. Non boost, not for use with newer frames. Configured with HG driver, but can be reconfigured with Sram XD freehub for nominal charge.
F: 29" 15mm x 100mm, 24 spoke, $275
R: 27.5" 12mm x 142mm, 24 spoke SHIMANO HG or SRAM XD Driver, $375
$490 for the set, includes stems and service wrenches