E*thirteen LG1+ Chain Guide From the World Cup circuit to your home track! The re-designed E*thirteen LG1+ guide brings world class chain control that is lighter, stiffer and much more adjustable and versitle to your back yard. ISCG05 mounting holes and upper/lower sliders are the most adjustable on the market ensuring you get the perfect fit for your specific needs. Enjoy rolling a bit quitter with a Gen 2 Stealth lower Idler as well. E*thirteen LG1+ Chain Guide Specifications : Backplate material: EXA+ Aluminum Drivetrain Protection: DMB (direct mount bashguard, three sizes included) Sliders: Adjustable w/ ring size indicator, removable lower Slider Hardware: EXA+ captive alloy Lower Armature: Adjustable indexed slider Chainring Range: 28-38t Mounting Standard: ISCG'05 or ISCG'Old('03) Roller: Gen 2 stealth idler Color: Black Weight: 136g (30T) 159(34T) 167g(38T) | E*Thirteen Lg1+ Chain Guide/Bash Guard Black, 28-38T, Iscg-05