Shimano BT-DN320A Battery - On Component Type 1st Group Brand-Hammerhead HotDog Piston features the same

HotDog Piston features the same Low Speed Compression control that Super Deluxe is known for but with less High-Speed Compression allowing the wheels to get out of the way in rough terrain while providing more grip in high-speed chatter

Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 170/177 Hubs Chainline/Hub Compatibility 150/157 DH Hubs Chainline/Hub Compatibility 157 Super Boost Hubs Chainline/Hub Compatibility 141/148 Boost Hubs Defined Color Black Direct Mount Type Direct Mount SRAM Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 36

}Park Tool TSB-4

} Spring loaded cable cutters with SRAM Red handles

or Commuting use

Shimano BT-DN320A Battery - On Component Type 1st Group Brand-Hammerhead HotDog Piston features the sameShimano BT DN320A Battery On Component Type 1st Group. Full wireless technology means an all new Battery. The BT DN320 fits snuggly and protected within the new Wireless XTR Rear Derailleur and powers the fast and smooth shifting XTR is known for. Protected Battery is tucked safely inside an enclosed space so the battery wont budge even in rough terrain while remaining completely removable for charging 310 MaH provides for more riding on one charge