20" RAMPAGE ~ FRONT: - Features: Sealed front hub w/ Chromoly 3/8” axle Hand laced to a Rampage double-wall rim (PVC rim strip included). - Axle: 3/8" chromoly (Heat-treated). - Hardware: Steel (17mm wheel nuts). - Hub shell bearings: 6000 (x2) Verify bearing number on side of rubber seal. - Spokes: 187mm (3X) Black w/ Black Brass nipples. - Drilling: 36H only. - Colors: Anodized Black, Blue Red, Polished, or Limited Edition colors. - Weight: 32.5oz. ~ REAR: - Features: Four bearing sealed cassette hub w/ 14mm Chromoly axle. Hand laced to a 36 hole Rampage double-wall rim, 9T Chromoly driver w/ 3-pawl system. - Axle: 14mm chromoly (Heat-treated). - Driver: 1-pc chromoly RHD or LHD. - Driver bearings:6802 (x2), Verify bearing number on side of rubber seal. - Driver pawls: 3 Pawl. - Driver springs: Wraparound (x1). - Hardware: Steel(17mm wheel nuts). - Hub shell bearings:6902 (x2) Verify bearing number on side of rubber seal. - Spokes: 183mm (3X) Black w/ Black Brass nipples. - Drilling: 36H only. - Colors: Anodized Black, Blue Red, Polished or Limited Edition colors. - Weight: 45.4oz.