Replacement blower elbow designed to restore proper airflow and a secure tube connection on compatible backpack blowers. Compatible with STIHL BR450 BR700 SR450; replaces part number 42827006901. Key benefits Restores performance: eliminates air leaks and improper airflow caused by a cracked or worn elbow, helping the blower operate as intended. Directfit replacement: matches original mounting points and dimensions for a straightforward swap with existing tubing and clamps. Reliable connection: ensures a secure seal between the engine housing and the blower tube to reduce vibration and loss of power. Maintenance friendly: quick to install during routine repairs or field service, minimizing downtime. What this part does Functions as the elbow joint between the engine housing and the blower tube, maintaining the correct air path and mechanical alignment. Replaces the original worn or damaged elbow without modification, preserving the blower system geometry and fit. Compatibility and specifications Compatible with BR450 BR700 SR450 blowers. Replaces part number 42827006901. Designed to match original dimensions and mounting points for a direct replacement. Typical applications a cracked or split elbow after impact or agerelated damage to eliminate air leakage and restore blower efficiency. an elbow that shows wear, deformation, or loose fit during scheduled maintenance to maintain reliable operation. Carry as a field spare for landscape contractors or groundskeepers to enable quick onsite repairs and reduce equipment downtime. Contents One blower elbow assembly, ready for direct replacement installation. Notes Intended as a replacement part for the listed models. Confirm compatibility with your blower model and part number before installation.