Check the listing for details. 100 SHELVING CLEAR SHELF SUPPORT PEGS CLIPS TAB PIN 1/4" BOOKCASE SOCKET SLEEVE. Condition: Open box. Listed at 24.95 USD. This listing is for 100 pcs (50 pr) total of 50 piece Clear Shelf Support Tab Peg Pins with 50 piece Bookcase Socket Sleeve Bushing Inserts. 1/2" half rounded end protruding shelf support tab paddle support. The mounting peg pins are approx 1/4" nominal diameter (.2325") x 5/16" long. These peg tabs are very sturdy. For a more professional appearance and additional support we are including the Bookcase Socket Sleeve Bushing Inserts. These keep a more uniform finished look concealing rough drilled holes or imperfections of unfinished hole openings especially in wood. These also helps prevents sagging support pegs or stretched out peg holes giving the peg holes a more uniformed even strength support. They have a very slight tapper fit. Approximate outer sizing of .272" Outer sleeve end tapering to the Inside end .252" Outside Diameter.