SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 4

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About this item 【patented design】The patented design of Trolley Roller Wheels Limit has been granted a US patent, assuring customers of its authenticity and reliability. 【Special d esign】 Trolley Roller Limit for use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel, The stopper is used to restrict the movement of the trolley roller and keep the trolley assembly from detaching from the strut channel. 【Easy to install】 This hexagon nut only needs to be tightened, and it can be locked into place with the Strut Channel. Simple structure, easy installation 【Impact-resistant】 Trolley Roller Limit uses large rubber blocks and M10 screws for better impact resistance and reduced vibration to protect the trolley assembly. 【Package included】Comes in a convenient, money-saving pack of 4. Show more