Double check your box, the appropriate mounting accessories have should been inside. Purchased the same for my 11707 and came as advertised. The packages are small, and scalar works packs in 50 items, like stickers, within th case.
Fasteners
#6-32x0.4375" flat-head (Nylok® treated, torqued @ 15in*lbs), #8-40x0.25" flat-head (Nylok® treated), #8-40x0.20" captive