This pickups are wound by hand. Neck pickup has Alnico V magnets. It is wound AWG 43 soviet wire. It has North Up Magnetization. The lead wires are retro styled. It has 7.6 kOm resistance. It has nickel cover. Screws and tubes springs are also in a set. The potting of our pickups fulfilled with paraffin and beeswax. Pickups have DCR tolerance +/- 10%. Pickups have standard size and can be used with any telecaster guitar.