The NcSTAR VTVBGLK Vice Block Tool is engineered for hassle-free maintenance of GLK slides. Crafted from robust anodized blue aluminum, it delivers a secure grip while accommodating various models and calibers. This essential tool simplifies servicing tasks, particularly for rear sight replacements. Designed for standard, compact, and subcompact GLK frames, it effortlessly fits into frame rail grooves and mounts onto a vice for stability and precision. Compatible with standard, compact, and subcompact GLK models including 9mm, .40, and .45. Constructed from durable anodized blue aluminum. Not compatible with slimline models. Simple installation for easy handling and maintenance. Experience the convenience of the NcSTAR VTVBGLK for reliable slide servicing.