Alpinestars A-4 Roost Guard


  • Front shell CE certified against EN 14021:2003 (stone shield)
  • Back protector CE certified according with the EN 1621-2:2014 level 1
  • High level lightweight protection with large protective area on back and extended lateral protective padding to protect kidneys/ribs
  • Front and back hard shell guards constructed from a polymeric material blend for optimized flexibility and excellent weight saving
  • Shells are perforated for maximum breathability and cooling ventilation, perfect for those hot dusty track rides
  • Lateral elastic strap adjustment system incorporates thermoformed perforated kidney/rib protection panels without compromising movement
  • Easy and quick size adjustment paired with easy-to-use buckles system 
  • Adjustment system provides good fits a broad range of rider body types
  • Soft bio-foam padded chassis for optimized levels of comfort and close-to-the-body fit
  • Removable upper back panel for BNS compatibility
  • Soft touch BNS puller for easy and safe engagement of the BNS
  • Removable and adjustable shoulder pads for size regulation with integrated BNS puller
  • Additional thermoformed EVA tale extension for extended coverage to the coccyx area
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Product Style Item # Manufacturer Product # Availability
Black/Anthracite / XS-SM 1237571 6701517-104-XSS Pre-Order: Expected to ship late-August
Black/Anthracite / MD-LG 1237572 6701517-104-ML Pre-Order: Expected to ship late-August
Black/Anthracite / XL-2XL 1237573 6701517-104-XL2 Pre-Order: Expected to ship late-August