Description The mast clamps are suitable to mount an antenna on a pipe/ pole, or attach one pipe to another pipe to mount an outdoor antenna Dimension: support pipe with diameter raging from 0.98inch to 2.1inch/24mm-54mm; Weight:290g Using the V jam brackets with U-bolt, the clamp kit can securely hold pipes and antenna tight and in place, not budge in the wind Material: quality stainless steel with anti-rust coating Amazon Prices 12.31 12.31 12.31 12.34 12.34 12.64 12.64 12.64 3 Consult Consult Consult Share Product Image Categories Electronics & Photo > Electronics > Home Cinema, TV & Video > Home Cinema, TV & Video Accessories > Audio & Video Antennas Brand: Jrifedptry Model: 500266195