Designed to be the ultimate rear tire, the DHR II features paddle like center knobs with ramped leading edge, and predictable cornering TERRA - 3C Maxx Terra is softer and offers more traction than 3C Maxx Speed, yet provides better treadwear and less rolling resistance than Maxx GripDD - Double Down construction features two full 120 TPI casing layers reinforced with a butyl insertTR - Tubeless compatible casing, sealant requiredTubeless29x5.5622TBLS - FoldBk/Blk50120x2TERRA/DD/TRNoUPC/EAN/GTIN: 4717784042619