Pad Cap Retainer Rings, 4 inch, set of 2, with two 50-durometer pads included

FORNEY Retainer Rings are made from alloy steel.

This Retainer Ring Set includes two 4-inch Retainer Rings and two 50 durometer Pad Caps (not shown in photo).

• RETAINER, 4" PAD CAP PER DWG. 20622 REV. G:
  2 x Pad Cap Retainer Ring 4 Inch, Single
• PAD CAP, 4" 50 DURO. (BLUE)* 4.188 -0/+1/32; DURO 50 +/-5 (32105-6):
  2 x Pad Cap, 4 In (10.2 cm), 50 Durometer, Single

Note: It is very important for the flat surface of the Retainer Ring to have full surface contact with the lower and upper platens of the testing machine. Retainer Rings' bearing surface is planed to within .002 in/.05 mm.