Listing for one floating bracket
Base made from 5x50mm mild steel flat bar , pins made from 16mm solid round bar . It's stronger then from other sellers what is made from light 12mm round bar . 
Holes drilled 6mm (countresunk) 
Pin from wall 90mm 
500mm bracket fits to 500-1000mm Beam
950mm bracket fits to 1000-1800mm Beam
1150mm bracket fits to 1200-3000mm Beam 
Available any other size , just contact us with your requirements , as we manufacturer we can make any type brackets , please check our other listings for floating shelf brackets or other heavy duty brackets .
Thank you