Middle Atlantic U1V-4 Pack of 4 1-3/4" Vented Universal Rack Shelf Peerless-AV PF640 The V-shaped jaws have teeth

The V-shaped jaws have teeth that grab whatever is mounted between the plates securely

Tiffen 72mm Graduated Sunrise  Filter is half-color

Makes 5 Liters of Developer

the MB2120 features a monthly duty cycle of 20

The FEB1-CP12 Contractor Pack of 1U Flat Blank Panels (12 Pieces) from Middle Atlantic is a blank panel that is designed for use in a standard 19" equipment rack

Middle Atlantic U1V-4 Pack of 4 1-3/4" Vented Universal Rack Shelf Peerless-AV PF640 The V-shaped jaws have teethFeaturing fully ventilated bottom and sides for heat dissipation, the fully welded, easy to install U1V 4 Pack of 4 1 3 4" Vented Universal Rack Shelf from Middle Atlantic fits all components up to 17 3 8" wide to quickly meet all of your rack mounting needs. This shelf is made from 16 gauge steel, with each unit individually boxed. Also, it includes 3 rear brackets to prevent components from sliding backwards. The U1V 4 helps to save valuable space