GUP OPS Oversize Puncture System. Features: A lightweight, saddle-mounted flat repair tool designed for riders who want speed, simplicity, and zero pocket or pack clutter Pairs perfectly with GUP canisters to take care of large to small punctures Claw plunger allows bacon strips to be folder instead of threaded through, speeding up repairs. Presta valve core tool included Tool clips on the saddle rail, ready for easy deployment Kit includes 5x thick rubber strips and a spare presta valve core Specs: Model: OPS (Oversized Puncture System Description: Plug Tool with Valve Core and Tool Color: Black Package: Kit