45 mm cheek pads for RPC MIPS helmet Rampage Pro Carbon MIPS cheek pads are interchangeable over all helmet sizes. RPC MIPS helmets comes with a 40 mm installed but can be customized with either 35 mm or 45 mm replacement cheek pads. Select the 45 mm cheek pads for a tighter fit. Replacement RPC MIPS cheek pads 45 mm thickness 5 mm thicker than original pads One size fits all sized RPC MIPS helmets Compatible with RPC MIPS versions only - 2021 or newer Sold as pairs