Amazon.com : Zomei Wireless Mini Flash ZM430 Speedlite for Pentax Canon and Nikon, Hot Shoe Flash, Speedlite, Photo Flash (ZM430) : Electronics
Amazon.com : Powerextra Flash Speedlite, 2.4G Wireless Flash Trigger Transmitter Kit for CA Nikon Panasonic Olympus Pentax and Sony DSLR Camera, Digital Cameras with Standard Hot Shoe : Electronics
Amazon.com : Neewer NW625 GN54 Speedlite Flash for Canon Nikon Panasonic Olympus Pentax Fujifilm DSLRs and Mirrorless Cameras and Sony with Mi Hot Shoe like a9 a7 a7II a7III a7R III a7RII
Amazon.com : Yongnuo YN-560 IV Flash Speedlite for Canon Nikon Pentax Olympus DSLR Cameras with EACHSHOT Diffuser : Electronics
Amazon.com : Ultimaxx Digital Slave Flash with Bracket for Canon, Nikon, Panasonic, Samsung, Fujifilm, Olympus, Pentax, and Other DSLR Cameras, Includes Metal Hot Shoe Flash Bracket : Electronics
Amazon.com : Yongnuo Professional Flash Speedlight Flashlight Yongnuo YN 560 III for Canon Nikon Pentax Olympus Camera / Such as: Canon EOS 1Ds Mark, EOS1D Mark, EOS 5D Mark, EOS 7D, EOS
Amazon.com : Pentax AF201FG Flash (Black) Dustproof & Weather-Resistant P-TTL Auto Flash Guide Number 20 : Electronics
Amazon.com : Neewer Flash Speedlite with 2.4G Wireless System and 15 Channel Transmitter Compatible with Canon Nikon Sony Panasonic Olympus Fujifilm Pentax and Other DSLR Cameras with Standard Hot Shoe (NW570) : Electronics
Amazon.com : Pentax AF 360 FGZ Flash for Pentax and Samsung Digital SLR Cameras (w/ case) : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Powerextra LCD Display Flash Speedlite, 2.4G Wireless Flash Trigger Transmitter Kit for CA Nikon Pentax Panasonic Olympus and Sony DSLR Camera, Digital Cameras with Standard Hot Shoe : Electronics
Amazon.com : NEEWER TT560 Camera Flash Speedlite 5500K with Standard Hot Shoe Mount Compatible with Canon Nikon Panasonic Olympus Pentax Fijifilm and Other Digital Cameras : Electronics
Amazon.com : Powerextra Professional DF-400 Speedlite Camera Flash for Canon Nikon Pentax Samsung Fujifilm Olympus Panasonic Sigma Minolta Leica Ricoh DSLR Cameras and Digital Cameras with Single-Contact Hotshoe : On Camera Shoe
Amazon.com : GODOX Wireless Camera Flash, 433MHZ GN33 Canon Flash with Built-in Receiver and RT Transmitter, Speedlight Compatible for Canon Nikon Sony Olympus Pentax Fuji Dslr Cameras, with Single-Contact Hotshoe : Electronics
Amazon.com : Camera Flash Speedlite, SLFC Digital Camera Flashes with LCD Display, Electronic Flash for Canon/Nikon/Panasonic/Olympus/Pentax/Fujifilm, DSLR Camera Flash/Slave Flash with Standard Hot Shoe Mount : Electronics
Amazon.com : Pentax AF201FG Flash (Black) Dustproof & Weather-Resistant P-TTL Auto Flash Guide Number 20 : Electronics
Amazon.com : Pentax AF 360 FGZ Flash for Pentax and Samsung Digital SLR Cameras (w/ case) : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Ultimaxx's Professional Dynamic DF260VL Flash Speedlite for Canon Nikon Panasonic Olympus Pentax and Other DSLR Cameras, for Digital Cameras with Metal Hot Shoe : Electronics
Amazon.com : NEEWER NW600 Flash Speedlite Compatible with Canon Nikon Panasonic Olympus Pentax Fujifilm Sony DSLR and Mirrorless Cameras with Standard Hot Shoe, GN40 On Camera Flash with Manual, S1/S2 Slave Mode :
Amazon.com : Anwenk Camera Flash Speedlite Mount Swivel Light Stand Bracket with Umbrella Reflector Holder for Camera DSLR Nikon Canon Pentax Olympus and Other DSLR Flashes Studio Light LED Light, 1Pack :
Amazon.com : YONGNUO YN560 IV Wireless Flash Speedlite, Master + Slave Flash + Built-in Trigger System, for Canon Nikon Pentax Olympus Fujifilm Panasonic Digital Cameras : Electronics
Amazon.com : New Yongnuo YN-560 IV Flash Speedlite for Canon Nikon Pentax Olympus DSLR Cameras : Electronics
Amazon.com : Pentax AF360FGZ II Flash for Pentax DSLR Cameras : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Pentax AF-200FG Electronic Flash with Case : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Bower SFD926P Power Zoom Flash for Pentax & Samsung SLR Cameras : On Camera Shoe Mount Flashes : Electronics