The SLX derailleur offers a very similar level of performance to the XT model but uses a steel cage rather than aluminium. This keeps the cost down a bit and adds a measly 52g in weight.

SHADOW RD+ technology provides sharp and silky shifts along with chain stability and a reduction in chain slap thanks to to the clutch system.

Who's this item for: This derailleur is for any rider using a Shimano 11 speed setup looking for great performance at a reasonable price.
Number of gears: This is an 11 speed derailleur.

Weight: 323g

Materials: Features an aluminium cage with steel pulleys.
Chain and cassette compatibility: Compatible with 11 speed chains and Shimano 11 speed cassettes.

Max cassette range: 42T(2x11-speed) 46T(1x11-speed)

Clutch style: This features Shimano Shadow Plus Clutch

Cage length: Medium (GS) cage

Jockey wheel tooth count (top / bottom): Features 11-tooth pulley wheels to reduce chain movement.
Pros: Delivers great quality and precise shifting at an affordable price.

Cons: Not as refined as it's bigger XT brother.