Hyperglide HG series 7- or 8-speed compatible chain recommended for 1995 and earlier Deore LX / STX-RC and 1999 and earlier 105 drivetrains. HG technology has chamfered inner plates to optimise shifting performance on HG sprockets. Durability is assured through a chromising treatment on link pins and the heat treatment of rollers pins and plates Mushrooming of the pins gives unsurpassed side-plate retention enabling the chain to far exceed the BS/ISO standard for breaking force Comes complete with Quick Link which enables fast tool free chain assembly 7.3 mm chain width optimised for 7- and 8-speed HG drivetrains Corrosion-resistant grey finish on inner and outer plates 116 links 335 grams