IronRidge 29-7000-157B, 1.57 Inch End Clamp C, Black, 4 PackCondition:* New SurplusStock, In OEM Packaging. As Pictured.Additional Notes:* End clamps are used when top-mounting modules to the top slot of both IronRidge’s Standard (XRS) and Light (XRL) Rails* These end clamps fit both rail types. These clamps are not dependent upon the modules mounting holes.* IronRidge End Clamps require 1.5 of rail on each end and vary in height depending on the module being mountedIronRidge29-7000-157B