All Strong Hand Tools® Utility Clamps are made of high quality heat treated steel and nickel/chrome plated for strength and durability. Specifications Part No. Capacity Throat Depth Clamping Pressure Pads Rail Size Tapped Hole Weight UD45-C3(UD45M-C3) 4-1/2"(114 mm) 3-1/4"(83 mm) 500 LBS(227 kg) Standard 5/8 x 5/16"(16 x 8 mm) 5/16-18(M8) 1.3 LBS(0.6 kg) UD65-C3(UD65M-C3) 6-1/2"(165 mm) 3-1/4"(83 mm) 500 LBS(227 kg) Standard 5/8 x 5/16"(16 x 8 mm) 5/16-18(M8) 1.6 LBS(0.7 kg) UF65-C3(UF65M-C3) 6-1/2"(165 mm) 4-3/4"(120 mm) 1,000 LBS(454 kg) Standard 7/8 x 7/16"(22 x 11 mm) 3/8-16(M10) 2.9 LBS(1.3 kg) UG85-C3(UG85M-C3) 8-1/2"(216 mm) 4-3/4"(120 mm) 1,200 LBS(544 kg) Standard 1 x 15/32"(25 x 12 mm) 3/8-16(M10) 4.1 LBS(1.9 kg) UG125-C3(UG125M-C3) 12-1/2"(318 mm) 4-3/4"(120 mm) 1,200 LBS(544 kg) Standard 1 x 15/32"(25 x 12 mm) 3/8-16(M10) 4.5 LBS(2.1 kg) UG1257-C3(UG1257M-C3) 12-1/2"(318 mm) 7" *Deep Throat(180 mm) 800 LBS(363 kg) Standard 1 x 15/32"(25 x 12 mm) 3/8-16(M10) 6.5 LBS(2.9 kg) UM85P-C3(UM85PM-C3) 8-1/2"(216 mm) 5-1/2"(140 mm) 2,400 LBS(1,089 kg) Standard 1-3/16 x 9/16"(30 x 14 mm) 3/8-16(M10) 6.6 LBS(3.0 kg) UM105P-C3(UM105PM-C3) 10-1/2"(267 mm) 5-1/2"(140 mm) 2,400 LBS(1,089 kg) Standard 1-3/16 x 9/16"(30 x 14 mm) 3/8-16(M10) 7.4 LBS(3.4 kg) UM125-C3(UM125M-C3) 12-1/2"(318 mm) 5-1/2"(140 mm) 2,400 LBS(1,089 kg) Heavy Duty 1-3/16 x 9/16"(30 x 14 mm) 3/8-16(M10) 7.6 LBS(3.5 kg) UM165-C3(UM165M-C3) 16-1/2"(419 mm) 5-1/2"(140 mm) 2,400 LBS(1,089 kg) Heavy Duty 1-3/16 x 9/16"(30 x 14 mm) 3/8-16(M10) 8.7 LBS(4.0 kg) UM205-C3(UM205M-C3) 20-1/2"(521 mm) 5-1/2"(140 mm) 2,400 LBS(1,089 kg) Heavy Duty 1-3/16 x 9/16"(30 x 14 mm) 3/8-16(M10) 9.8 LBS(4.5 kg) UP205-C3(UP205M-C3) 20-1/2"(521 mm) 7" *Deep Throat(180 mm) 4,800 LBS(2,177 kg) Heavy Duty 1-9/16 x 3/4"(40 x 19 mm) 3/8-16(M10) 16.1 LBS(7.3 kg)
