GTR SL35 rear 27.5´´ MTB wheel:- 27.5´´ tubeless ready aluminium rim with reinforced eyelet of 35mm inside, 40mm outside and 16mm height- 32 black spokes and black brass nipples- BOOST sealed bearing hub for 12mm x 148mm 6-bolt disc.- 36 tooth RATCHET aluminum cassette body for Micro Spline 12V.The wheel is supplied with the tape in place to make it tubeless ready and the valve tubeless.