Peacekeeper for Sentinel M350 & M500 Bowl is made out of

Bowl is made out of Grilamid TR55--a transparent polymer known for its durability

With the two extra silicone inserts you have four teat sizes to accommodate all the different size teats

claw pulsator

one pint-size bottle

and the enlarged bowl (180 cc) allows for less chance of vacuum fluctuations on the fastest milking cows

Peacekeeper for Sentinel M350 & M500 Bowl is made out ofThe Peacekeeper for the M350 and M500 vacuum controller is a combination noise suppressor and air filter providing a large washable filter and effective reduction of the noise created by air flow into the controller. Tests show that the Peacekeeper can cut 10 to 15 decibels off existing noise level.