ONE HANDED QUICK-RELEASE TRIGGER New grip and trigger design provides simple, one handed operation. NON-MARRING Removal grip pads for conversion to a spreader, ideal for all types of DIY projects HEAT TREATED, BLACK OXIDIDE STEEL I-BEAM Support added pressure with less bend and flex for superior durability. Specification: 4-inch specification: the total length of the F clip is about 19.5cm, the depth of the clip is about 3.6cm, and the maximum opening distance is about 10.3cm; weight: 75G 6-inch specification: the total length of the F clip is about 32.5cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 15.3cm; weight: 500G 8-inch specifications: the total length of the F clip is about 37.5cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 20.1cm; weight: 530G 10-inch specification: the total length of the F clip is about 42.5cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 25.2cm; weight: 570G 12-inch specification: the total length of the F clip is about 47.5cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 30.3cm; weight: 610G 18-inch specification: the total length of the F clip is about 62.5cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 45.3cm; weight: 700G 24-inch specification: the total length of the F clip is about 77cm, the depth of the clip is about 6.3cm, and the maximum opening distance is about 60.3cm; weight: 835G