Check the listing for details. Anodised Aluminum Knurled Thumb Nut, 10-24, Qty 25. Color: Silver, Condition: New. Listed at 17.59 USD. Aluminum Knurled Thumb Nuts 10-24 thread Metal 10-24 Knurled Thumb Nuts 25 pk Thumb Nuts are easily removedIncludes 25 - Silver Anodized Aluminum fit 10-24 Imperial Carriage Bolts or machine screws (BOLTS-SCREWS Not Included) Tools not necessary for tightening or loosening, Ensure a lasting hold for any projectFit the standard bolts on pet carrier cages and kennelsPerfect for replacing plastic nuts on Pet Carrier Kennels for flights-Airline Approved This Pack is perfect for clients who are only in need of replacement Nuts to go along with existing 10-24 Standard Imperial threaded Carriage Bolts. Thumb Nuts are commonly used for securing dog cages and kennels making assembling and dissembling to store away much easier. Many airlines require metal Bolts and Metal Nuts these nuts will satisfy airlines requirement for pet traveling in cargo of airplane.