Minnesota Department of Transportation

511 Travel Info

Approved/Qualified Products

Strap-on / bolt-on hub and flange

Strap-On Hub and Flange

Product Manufacturer Manufacturer Address Approval Date
Strap Adaptor 32D Frey Manufacturing Corporation 13150 Stewart Ave
Norwood, MN 55369-9675
12/29/2008

Bolt-On Hub and Flange

Product Manufacturer Manufacturer Address Approval Date Removal Date
32DR Through Bolt Adaptor Frey Manufacturing Corporation 13150 Stewart Ave
Norwood, MN 55369-9675
9/27/2022  
Universal Hub-Bolted 32UB Frey Manufacturing Corporation 13150 Stewart Ave
Norwood, MN 55369-9675
12/29/2008 9/27/2022

Threaded Hub and Flange Pole Adaptor

Product Manufacturer Manufacturer Address Approval Date
Threaded Pole Adaptor
45B
Frey Manufacturing Corporation 13150 Stewart Ave
Norwood, MN 55369-9675
12/29/2008
Extended Threaded Pole Adaptor
45BE
Frey Manufacturing Corporation 13150 Stewart Ave
Norwood, MN 55369-9675
10/27/2014