Watts 1 1/4" - 2" 800M2 repair kit - bonnet kit. Kit includes bonnet, bonnet o-ring, vent spring, hood and hood screws. Ordering # 0886034

Watts 1/2" - 1" 800M2 repair kit- bonnet kit. Kit includes bonnet, bonnet o-ring, vent spring, hood and hood screws. Ordering # 0886033

Watts 1/2" - 1" 800M2 repair kit- check kit. Kit includes check disc assembly (disc and holder), bonnet o-ring and check spring. 

Watts 1 1/4" - 2" 800M2 repair kit- rubber total. Kit includes vent seal, check disc and bonnet o-ring.

This is an obsolete assembly but the internal parts are the same as the 800M4.  The only difference in the two models is the 800M4 has a replaceable check seat.

Watts 1/2" - 1" 800M2 repair kit- rubber total. Kit includes vent seal, check disc and bonnet o-ring. Ordering # 0886031

Watts 1/2" - 1" 800M2 repair kit- float kit. Kit includes float vent disc assembly (vent float, seal and spring), and bonnet o-ring. Ordering # 0886035