Check the listing for details. 6 Transfer Case Mounting Studs for Chevy GMC NP 149 246 261 263 261 263 XHD. Condition: New. Listed at 38.94 USD. Set of 6 Replacement Studs to Attach Transfer Case to Transmission Fits NP246, NP261, NP263, NP261XHD, NP263XHD, NP149 Chevy GMC Hummer Specs 10.5mm x 1.5 pitch Coarse threads on both endsThreaded on one end 27mm & 18mm on the other end Item Contents (6) threaded studs If you have questions or need more info about an item please contact us prior to your purchase It is the buyer's responsibility to confirm compatibility and durability for their application before purchasing Contacting Us Prior To A Purchase eBay policy is if you have any questions prior to a purchase you must use the eBay Contact link in the listing only. After Your Purchase Contact can be done using eBay messaging, email or phone. Store Policy 30 day return policy unless stated otherwise under the Shipping & Payment tab Shipping USPS, UPS or Local Pickup Free Flat Rate shipping is in the Continental US ( Lower 48 states) only.All other areas need to verify shipping cost before ordering. All international orders must use eBay Global Shipping Program Warranty term is listed in item specifics THANK YOU FOR LOOKING AT OUR PRODUCTS