Troy Lee Designs D4 Composite Lowrider Adult Off-Road BMX Cycling Helmet Cycling Highest possible score (5-STAR) from
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Description
Troy Lee Designs D4 Composite Lowrider Adult Off Road BMX Cycling Helmet Cycling Highest possible score (5 STAR) from Highest possible score (5 STAR) from Virginia Tech helmet protection lab so you can feel confident in all conditions Battery life: minimum 1 hour in search mode after 200 hours in transmit mode (approximately 250 hours in transmit only or 50 hours in search only)