Ridgid 16703 TRISTAND Portable Chain Pipe Vise [Tools & Home Improvement]Portability The integral handle makes transporting easy. It also allows for opening and closing the unit in one simple motion. Lightweight Design At only 30 lbs, the new Model 425 is over 25% lighter than its 6counterpart. Compact Work Surface Ideal for pipe applications ranging in size from 1/8" to 2-1/2". The work surface is equipped with two tool holders. The compact size also allows the vise to easily be stored in service trucks. Durability The Model 425 is the most durable and reliable 2 1 /2 ??tristand and is backed by the RIDGID Full Lifetime Warranty. Stability The exclusive bent legs are designed to increase stability where needed. Self-Locking Latch The locking latch automatically engages when closing the stand. This added convenience eliminates the need for a leg chain.