Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178
Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178
Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178
Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178
Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178
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Rotary #7127 3" x 1/2" V Idler Pulley: Replaces: Murray 420613, 91178

$11.28
$11.28
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Part # 8478

Dimensions:
-3" o.d.
-1/2" width
-.669" bore
Fits Murray 25", 30" & 36"
Replaces Murray 420613 and 91178
Rear Engine Rider Models: 7-35500, 7-30502 & 7-25501.
Composite: Glass Filled Nylon.
All Idler Pulleys that have .669" bore can be reduced to 3/8" or 1/2"