1/4-20 x 1-1/4\ (1/2\ to 3\ Lengths Available) Round Domed Head Square Neck Carriage Bolt 304 Stainless Steel 18-8, Grade 8.8, Full Thread, Coarse Thread UNC, 25 PCS
Contents: 25 PCS 1/4-20 x 1-1/4 inch carriage bolt with round domed head and suqare neck.
Screw Length: 1-1/4 inch or 32mm (measured from under the round head, including the neck height).
Big round domed head designed to eliminate the need for a washer.
Square neck underneath the head helps self locking.
Made of 304 stainless steel 18-8 (no coating outside) which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments.
Upgraded Tire Fit: Compatible with Compatible with 4 lug X 4" diameter hole pattern, 5 lug X 4.5"/4.75“/5” diameter hole pattern, and 6 lug X 5.5" diameter hole pattern..
Universal Compatibility: Fits trailer tongues up to 6" tall and 4" wide. Angled and raised mount design makes this ideal for boat trailers as well..
Double-nut Design: Prevent one of them from loosing, no fear of losing the tire on the road. Spring-sheet lock the Carriage screw and bracket, you can install it easily..
Easy to install: Bolt-on design, No cutting or drilling. The zinc-plated Included hardware make you can easily set up the spare tire mount to your trailer. You can choose different lengths of screws, according to the size of the steel beam of your frame..
Heavy Duty Construction: The trail spare tire mount is design to hold Max load up to 150 lbs with high quality forged iron. Durable powder coat finish to resist rust and corrosion..