Not looking for a chainguide but still want to protect you chainring and frame? The e*thirteen TRS Plus bash guard is engineered to deliver maximum drivetrain protection from rock strikes and logs. A modular assembly allows riders to choose from one of two sizes of bash guards (28-30t, 32-34t included). All polycarbonate parts are solvent resistant, and our tool-free compact upper slider is co-molded to cut down on noise. ________Specifications: Backplate material: Anodized Aluminum Bash guard: 28-30T, 32-34T Bash Included Capacity: 28-34t Chainline: non-Boost, Boost, SuperBoost Color: Black w/Laser Drivetrain protection: DMB (Direct Mount Bash guard, two sizes included) Features: Aluminum backplate, and solvent-resistant polycarbonate. Included: direct mount bashguard x2, long ISCG bolt x2, short ISCG bolt x2, chainline spacer x3 Weight: 74g (w/34T)