Sirui G-10KX  type_Batteries Riken plastic slip-on lenscap for

Riken plastic slip-on lenscap for select Ricoh TLR cameras

nothing more nefarious

It's got built-in Arca-style rails for tripod mounting and a battery door cutout so you can change the battery and SD card without removing the grip

The Hasselblad Professional Lens Shade is an extending lens shade for Hasselblad lenses

Sirui G-10KX &nbsptype_Batteries Riken plastic slip-on lenscap forThe Sirui G 10KX is a compact ball head rated to hold about 17kg, though Sirui tends to list maximum possible load, not "safety load", so maybe go easy if you're pushing the boundaries: this is a little head (it's about 8cm tall). It would work great for a travel tripod or monopod. Uses standard Arca style plates (sold separately)