Choose a Nickel-coloured, metal pickup ring / surround for either the Nashville ND humbucker, HV MINI and HV MINI DIAMOND humbucker or MH4 bas pickup. See individual pickup listings for pickup dimensions. Each pickup ring fixes to the guitar body via four screw holes (screws not included). TO AVOID DISAPPOINTMENT OR DELAYS, PLEASE ENSURE YOU ORDER THE CORRECT PICKUP RINGS AS THERE ARE DIFFERENT SIZES AVAILABLE!! Nashville ND pickup ring is NOT compatible with the Nashville Classic guitar pickups. The Nashville ND pickups are not mounted through the pickup directly to the guitar body. Please ensure compatibility with your guitar pickup before ordering. Contact us if you are not sure. GET SECOND PICKUP RING FOR £5 WHEN PURCHASING TWO TOGETHER! Please note, this listing is for a single pickup ring and does not include pickup ring mounting screws. NASHVILLE ND & MH4 Surround dimensions (allow slight tolerance): L x W x H (external) 94mm x 44mm x 2mm L x W x H (internal) 72.5mm x 32.5mm x 2mm Mounting screw distance Horizontal 85mm Vertical 36mm Diagonal 92.5mm HV MINI / DIAMOND Surround dimensions (allow slight tolerance): L x W x H (external) 87mm x 38.5mm x 2mm L x W x H (internal) 69mm x 29mm x 2mm Mounting screw distance Horizontal 79.5mm Vertical 30.5mm Diagonal 84.5mm We recommend that an experienced guitar technician fits your pickups surrounds.