LS Series straps have the 1/4" QDM-1 connector. Leofoto tripod series with 1/4" accessory sockets: LS, LA, LP, LO, LQ, LG, LV, LVM, SA
LM Series straps have the 3/8" QDM-2 connector. Leofoto tripod series with 3/8" accessory sockets: LM, LO, LQ, LG, LV, LVM
Using on large LM-404C. Works great and exactly as expected.
seems solid, i like it.