* Extremely easy work-site installation.* Compatible with I-beam and H beam rail.* High quality sealed ball bearings.* Easily travels over minor rail surface irregularities.* Cast and forged wheel option.
A set of 3 pieces of 50mm high quality stainless steel key alike padlocks with multiple security features.All the locks share the same key to make it easier to manage. These locks are anti-allenkey bend, picking resistant and both the shackle and double ball bearings are made of stainless steel with a solid brass cylinder.