Door Arms
The Chamberlain B2202 and B2405 garage door openers use a AC motor with a full belt rail assembly. This model has single light and wifi. Use our parts diagram for reference with all available parts listed below.
The Chamberlain B2202 and B2405 garage door openers use a AC motor with a full belt rail assembly. This model has single light and wifi. Use our parts diagram for reference with all available parts listed below.
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- LiftMaster 178B35 Curved Door Arm SectionSKU: 178B35$16.42Replaces part numbers: 041B0035B, 4178B0035B, 178B32,…
- LiftMaster 178B34 Straight Door Arm SectionSKU: 178B34$19.68Replaces part numbers: 178B33 and 4178B00348. Compatible…