SL Rack RAIL 60 - 3600 mm Upper rail channel deep enough for the use of module clamps for frame heights 30 mm - 50 mm Lower rail channel optimized for holding claw, works with all SL Rack roof connections Compatible with common mounting systems on the market Very easy to handle: fits well in the hand, easy to stack Same weight/statics as comparable products Different spans possible depending on the rail height (RAIL 60 and RAIL 120 achieve the greatest distance for roof connections) Also available in black anodized