Stinestille Brackets - $5 (burlingame)

Rear support braclets are the simplest way to mount ball bearing slides to framed cabinets.
Simply screw the bracket onto the back of the cabinet at the desired height following the instructions, then insert the cabinet half of the slide into the support and adjust to the desired depth.
This product will save you time and headaches.
Designed for use with Richelieu TU304 slides.
304 grade stainless steel bracket, ideal for indoor, outdoor and high-humidity environments For use with side mount slides Product dimensions: 4 in.
L (102 mm) x 1-7/8 in.
W (49 mm) x 1-3/4 in.
H (45 mm) Included: mounting hardware is included for an easy installation.