Sound Percussion Labs SPH03 Adjustable L-Rod Ball Clamp 10 in. SPH03 Adjustable L-Rod Ball Clamp 10 in This 10 5mm L-rod with durable ABS ball clamps onto any 1/2" to 1"-diameter post to mount toms or accessories This 10 5mm L-rod with durable ABS ball clamps onto any 1/2" to 1"-diameter post to mount toms or accessories