Chromoly steel joint eyes set, Monsterjoint When nothing holds anymore and the engine power and the gas foot become too heavy for the material, the Chromoly Monsterjoints hold!!! Thread size 1 3/4"-12 Screw hole 3/4" Mounting width 2.625" (66.6mm) Pipe adapter for pipes with 2" Inner diameter and 2.5" outer diameter scope of delivery: Chromoly steel joint eye, wide angle sleeves, threaded sleeve, lock nut