EXTSW .443” ID x .740" OD x 2 7/8" Long 316 Stainless Spacer 1/2-13 tapped x 2" od x 7/8" thick 304 stainless Boss Some other websites will list

Some other websites will list their spacers as "18-8" or just "stainless steel"

EXTSW 3/8” ID x 1” x 2 1/2” Long 304 Alloy Stainless Spacers

906" ID x 1 1/2” OD x 1/2” Thick 316 Stainless Spacer

EXTSW 9/16" ID x ( 1 1/2” / 1

16 mm ID x 14

EXTSW .443” ID x .740" OD x 2 7/8" Long 316 Stainless Spacer 1/2-13 tapped x 2" od x 7/8" thick 304 stainless Boss Some other websites will listEXTSW 7 16 ID x 3 4 OD x 2 7 8" Long 316 Stainless Spacer Actual size . 443" ID x . 740" OD x 2. 875" Long (+ . 003" all dimensions) (. 030 inch Radius OD) Slightly countersunk ID (no sharp edges) Made in USA. 316 Stainless has the ULTIMATE corrosion resistance.