• Engineered for smooth trouble free operation
• Fixed adjustment ensures sash will not drop over
time
• Engineering Polly alloy carriages are corrosion free
Bearings are manufactured from triple “A” Grade
hardened high carbon steel - “AB” rated bearing
• Tires are injection moulded in one piece and
manufactured from Delrin
• Door rollers can be screw fixed into frames during
assembly
Product Features:
• Night glow cylinder indicator to see cylinder in the
dark
• Surface mounted design makes it compatible with
many frame profiles
• Made from Polesium™
Product Features:
• Night glow cylinder indicator to see cylinder in the
dark
• Surface mounted design makes it compatible with
many frame profiles
• Made from Polesium™