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MHR 509 AEROTECH Helmet Silver

Out of production
2.50 KGS
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Product Description

MHR 509 AEROTECH Motorcycle Open Face Helmet

MHR motorcycle helmets has been around for many years. MHR 509 AEROTECH motorcycle helmet has a unique aeroback styling. From first glance, you may mistaken MHR RSX 509 AEROTECH for EVO 2 Evolution II by MFIZZ. The minor difference is the dual front and back exhaust vents.

  • Approved by PSB sticker
  • colour: Titanium Silver

MHR Helmet 509 AEROTECH Visor

MHR RSX 509 AEROTECH helmet has normal shield giving the rider a wide field of view. With the current innovation of shield mechanism, you do not need to fuss about lost screws. The reason is that the visor rotation mechanism comes without side plates.

MHR Helmet 509 AEROTECH Front and Rear Air Vent Flow

The opening of both front and rear exhaust vents are huge and solid. The material is made of strong wire mesh and you do not need to worry about breaking it unlike other brand of motorcycle helmet. The humongous  air intake allows considerable supply of fresh air.

See pictures below for a clearer view.

MHR Helmet RS509 Rear Air Vent

MHR Helmet 509 AEROTECH Ventilation

There are two central mounted Open/Close buttons which act as a shut off ventilation system. By pushing Open/Close, you can control the air flowing pressures that is passing through the motorcycle helmet.

MHR Helmet RS509 Air Vent Shutoff

MHR Helmet 509 AEROTECH AeroBack

MHR RSX 509 AEROTECH  has a short rear spoiler which look a bit similar to OGK AeroBlade. When riding at high speed, you would not feel the helmet resisting the air pressures as most of the air are flowing past the front intake vents and the sides.

MHR Helmet 509 AEROTECH Shell Construction

MHR RSX 509 AEROTECH has passed stringent Singapore Safety Standards SS 9: 1992 and attained the "PSB TEST" label. MHR RSX 509 AEROTECH motorcycle helmets are certified to the ECE 22.05 standard which are approved for competition events by AMA, CCS, FIM, Formula-USA and WERA.

MHR Helmet RS509 PSB Test Label

MHR Helmet 509 AEROTECH Lining

MHR RSX 509 AEROTECH uses high quality lining which is manufactured with COOLMAX® technology. However only the cheek pads are made COOLMAX® technology unlike MHR RSX 505 where the whole inner lining are used. Also only the cheek pads are removable and washable.

MHR Inner Lining is manufactured with COOLMAX® technology

  • keeps moisture away from your head
  • keeps your head cool & comfortable

Advantages of COOLMAX® technology

  1. COOLMAX® fabric pulls moisture away from your head.
  2. COOLMAX® fabric absorbs and spreads moisture out across fabric to enhance evaporative drying rate.
  3. Air moves in to keep your head cool and dry.

The chin strap uses the simple yet effective double D-ring closure system and there's a nice red button provided to secure the loose end of the strap when riding.

MHR 509 AEROTECH Helmet Features

  • Ventilation: Dynamic system with dual front and dual rear exhaust vents
  • Shield Mechanism: Visor rotation mechanism without side plates
  • Removable and washable inner cheek pads
  • Aerodynamic rear spoiler designed for Optimum AirFlow


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