Canon AE-1 with Canon Power Winder A brand_Wimberley Available in standard hot shoe

Available in standard hot shoe mount (AS-9) and with an over-the-rewind shoe for the Nikon F3 only (AS-8)

which double as protection for the lights

The Nikon TC-14E is an autofocus teleconverter designed for select Nikon AF-I and AF-S telephoto lenses (here's Nikon's product page with details)

Is it a cooler

Canon AE-1 with Canon Power Winder A brand_Wimberley Available in standard hot shoeCanon AE 1 body in good working order, with accurate speeds and metering, good light seals. Cosmetic condition is good, with some surface wear. Comes with a Canon Power Winder A. Compatible with Canon FD mount lenses (sold separately)