Guide casters 90 mm Protective cover Durable guide casters do inspection camera of sewer pipelines 23 mm Characteristic: 1. SCOPE OF APPLICATION: Guide wheels are suitable do inspection cameras of pipes with a diameter of 23 mm and less and do use in spaces with a diameter of pipes > 90 mm. 2. PROVIDES MAXIMUM PROTECTION: 90mm guide wheels provide maximum protection. 5 wheels easily fit into pipes with a diameter of more than 90 mm. 3. AKCESORIA DO PIPE CONTROL CAMERAS: The do pipe inspection camera guide wheels are a perfect complement to the valuable do pipe inspection camera system. 4. SAFE AND RELIABLE: do tube inspection guide wheels with pulley design, play the role of labor saving, are safe and reliable. 5. DURABLE AND DURABLE: 90 mm guide wheels are made of ABS and stainless steel, which provides protection against corrosion and rust and a long service life. Specification: Item Type: 90mm Guide Wheels Material: ABS, stal stainless Product Aperture: ok. 23 mm / 0,9 inch, outer aperture: ok. 42 mm / 1,7 inch Product diameter: ok. 90 mm / 3,5 inch Subject: Suitable do camera do detection of pipes with a diameter of 23 mm and less, do use in space with a pipe diameter of > 90 mm Gross weight: 108 g/3,8 oz List of packages: 1 x 90 mm guide wheels