4 pack PCIe Express Riser x1 to x16 Powered Extender for Litecoin/Bitcoin Mining

4 pack of risers! Save on shipping and get a discount over buying individually! Perfect for Litecoin, Feathercoin, or any other scrypt based cryptocurrency mining, these extenders / risers allow you to mount your GPUs off of the motherboard. Auxiliary power is also provided via a molex connector which lowers stress on the motherboard. This has been proven to lower temperatures up to 30 degrees celsius. 2 layer PCB board design. 1 slot PCIe 1x riser card with high speed USB 3.0 cable. High speed FFC cable is flexible for 1U,2U,3U chassis. Supports high speed PCIe 1x card and 4x,8x,16x card (at x1 speed). USB 3.0 Cable Length: 60cm