RACEceiver Earpiece- Semi Mold Ignition The riser thickness is 1''

The riser thickness is 1'' and comes with 3/8'' NPT threads

3 stacks of 10 tearoffs

at the push of a button

but still weighs in at 1

The minerals in regular water and well water cause corrosion and degrade the performance of the coolant

RACEceiver Earpiece- Semi Mold Ignition The riser thickness is 1''This stereo earpiece has all the features & performance that you expect from more expensive earpieces. The professional high quality speaker has low distortion & high impedance for clarity. It has a braided cord for durability & foam covers for noise reduction and comfort. It comes with 2 sizes of foam replacements for your convenience.