Grayl UltraPress® Purifier Cartridge Colour:Black The bottom bracket is made

The bottom bracket is made from a synthetic material and has black bearing cups

thanks to its meticulously engineered design

the LiteForge is a dependable locker that's perfect for climbing when every gram counts

The design caters to casual wear enthusiasts

The handy storage case has four pieces of silicone putty - enough for multiple uses

Grayl UltraPress® Purifier Cartridge Colour:Black The bottom bracket is madeReplacement purifier cartridges for the UltraPress are designed to last 300 cycles (40 gal. 150L). Lifespan will decline when purifying water with high levels of silt, sediment or tannins. Cartridge press time increases towards the end of the cartridge lifespan; when press time reaches 25 30 seconds, the cartridge should be replaced. Cartridge continues to protect, even as press time increases. The UltraPress and Ultralight replacement purifier