Pro level components to create a solid, pre-assembled wheel. Total´s Tech 2 hub features heat-treated Chromoly female bolts, sealed bearings and the Switch Drive System which allows the user to change between left or right hand drive by simply taking the hub apart and rotating the springs, pawls and ratchet ring 180°. This has been assembled to the Spitfire rim, made from a 6066 Alloy (stronger the usual 6061), with a welded join and designed to be cross laced when building. Double butted Total spokes and complimentary rim tape round off. Features:Total BMX Tech 2 Female Cassette Hub:- CNC machined 6061-T6 Alloy shell- Heat-treated Chromoly 10mm female bolts- 17mm hex with 6mm Allen broach- Proud 14mm centre axle fits 14mm dropouts- Switch Drive System- Polymer driver bushing- 6902 precision sealed bearingsTotal BMX Spitfire Rim:- Cross lace spoke pattern- Double wall- Welded seam- 16mm tall- 34mm wide- ERD: 394mmTotal Tech Double Butted Spokes:- Stainless Steel spokes- Double butted to save weight- Brass nipplesSpecifications:- Weight: 1.16kg/ 2lbs 9oz