Spacer - metal standoff 1 x 5/16 inch
Ships from US and is sold by Marco Specialties$0.95
Spacer - metal standoff 1 x 5/16 inch
#254-5001-00
Metal spacer 1 inch tall x 5/16 inch Outer Diameter x .144 I.D. accomodates #6 screw.
Reference:
0.27 oz