BN-631LA/BN-631LB/BN-631RA/BN-631RB
| Part Number | Air | Hanger | Additional Info |
| BN-631LA | with air | with hanger | like BN-629L |
| BN-631RA | with air | with hanger | like BN-629R |
| BN-631LB | with air | w/out hanger | like BN-629L |
| BN-631RB | with air | w/out hanger | like BN-629R |
|
measurements required |