Workpro 6 Zoll/150 mm Stabklemmen-Set, 2er-Pack Schwerlast F-Klemmen, Schnellspanner
2-Piece Set????????. The maximum opening is about 150mm. Weight: 600g. Maximum cohesion: about 272kg (600LBS). Quick Slide Design????????. Both sides are knurled to prevent the jaws from falling off.