BESSEY Strap Clamp with 90-Degree Corner Pieces 12 ft. Capacity

I don't have any clamps long enough for this and I'd like to not use any mechanic fasteners like screws. How can I clamp this? : r/BeginnerWoodWorking

Corner Clamp, Frame Clamp, Ulmia Spring Clamps, Band clamp, Bessey

TEKTON 8 in. 360° Swivel Bench Vise – Monsecta Depot

Bessey Strap Clamp Product Tour

BESSEY 2 in. Capacity 90-Degree Angle Clamp with 1-1/8 in. Throat Depth WS-3+2K - The Home Depot

Bessey - Products

Bessey Clamp Extenders for Bar Clamps KBX20 KBX20

Amucolo 300 lbs. Blue Hydraulic Motorcycle Scissor Jack Lift Foot

Corner Clamp, Frame Clamp, Ulmia Spring Clamps, Band clamp, Bessey

Bessey XV5-100 - VarioClippix, Variable Spring Clamp, 4 x 2 – Great Western Saw

Yost 10 in. High Visibility All Steel Utility Workshop Bench Vise

BESSEY WS-3+2K Angle Clamp

BESSEY 2 in. Capacity 90-Degree Angle Clamp with 1-1/8 in. Throat Depth WS-3+2K - The Home Depot