BBB Cycling 33mm

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BBB Cycling Schrader Valve Tube — 33mm Valve *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; } :root { --black: #111110; --white: #fafaf8; --gray-100: #f5f5 f3; --gray-200: #e8e8e5; --gray-400: #a8a8a4; --gray-600: #6b6b67; --accent: #d95f2b; --accent-light: #f5e8e0; --font-sans: 'DM Sans', sans-serif; --font-mono: 'DM Mono', monospace; } body { font-family: var(--font-sans); background: var(--white); color: var(--black); min-height: 100vh; padding: 0; } .page { max-width: 760px; margin: 0 auto; padding: 3rem 2rem 5rem; } .breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--gray-400); font-family: var(--font-mono); margin-bottom: 2.5rem; letter-spacing: 0.02em; flex-wrap: wrap; } .breadcrumb span { color: var(--gray-200); } .product-header { margin-bottom: 2rem; } .badge-row { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 0.75rem; } .badge { display: inline-block; font-size: 10px; font-family: var(--font-mono); letter-spacing: 0.1em; 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} .page { padding: 2rem 1.25rem 4rem; } } parts / tubes / BBB Schrader Tube 33mm BBB Cycling Inner Tube Schrader Valve 33mm Valve Butyl Rubber BTI-63 · Schrader · 33mm Valve · Butyl · 12½" / 16" / 20" / 26" BBB Schrader Tube 33mm Reliable butyl tubes with a 33mm Schrader valve — covering smaller wheel sizes from 12½" kids' bikes up to 26" mountain and city wheels. $12.99 CAD · each 5 sizes variants stocked 33mm valve length Schrader valve type The BBB Schrader Tube 33mm covers the smaller end of the wheel size spectrum — from 12½" and 16" kids' bikes up through 20" and 26" MTB and city wheels. Butyl rubber construction holds air reliably for everyday riding. The 33mm Schrader valve suits standard-depth rims and is compatible with automotive pumps and most floor pumps without an adaptor. At $12.99 it's the most affordable tube in the BBB lineup. Highlights Covers kids' bikes to adult 26" wheels The 33mm range spans 12½", 16", 20", and 26" wheel sizes — making it the go-to tube for smaller bikes, kids' bikes, and standard 26" MTB or city wheels with shallow rims. Schrader valve — pumps up anywhere Compatible with automotive pumps, gas station air hoses, and virtually all floor pumps. No adaptor needed — ideal for riders who want simplicity at roadside or trailside fixes. Butyl rubber — reliable everyday choice Butyl holds air longer than latex and resists puncture permeation well — a dependable, low-maintenance option for commuting, school runs, and general riding. Available sizes — 33mm Schrader only 12½" · 1.75–2.25 Schrader 33mm · #030296-05 16" · 1.75–2.125 Schrader 33mm · #030296-06 20" · 1.75–2.35 Schrader 33mm · #030296-01 26" · 1.50–1.75 Schrader 33mm · #030296-02 26" · 1.75–2.35 Schrader 33mm · #030296-10 Specifications Brand BBB Cycling Material Butyl rubber Valve type Schrader Valve length 33mm Wheel sizes 12½", 16", 20", 26" Width range 1.50"–2.35" $12.99 CAD · each BBB Cycling Schrader Tube · 33mm Valve · 5 sizes available BBB Cycling © 2026 Schrader Tube 33mm Show more