Product Description Original equipment specifications. Tektro HD-E3110 Hydraulic Disc Brake Lever at Trek Bicycle Browse all Trek Bicycle deals $39.99 Out of Stock Price checked 4 days ago Buy Now at Trek Bicycle Secure checkout Easy returns or compare prices Amazon eBay Product Details Category Brake Lever Brand Tektro Color Black Size Left Gender unisex MPN 5349497 Right Lever Only Tektro