Built for experienced riders, the Calibre Sentry Pro Bike is a strong and durable mountain bike capable of handling technical trails and fast paced racing. The Sentry Pro is the next step giving more experienced riders the confidence to ride harder and faster for longer. The Sentry Pro Bike features upgraded components from the Sentry, with modern gravity focused geometry to deliver sensational speed.
Frame: 29” 6061 alloy, 150mm rear wheel travel, 148 x 12mm bolt through
Fork: Rock Shox Lyric Ultimate 160mm 42mm Offset
Rear shock: Rock Shox Super Deluxe Coil Ultimate Remote 230 x 62.5mm
Drivetrain, shifters, rear derailleur and cassette: SRAM GX Eagle
Chainset: SRAM Descendant 6K DUB 32T
Brakes: SRAM Code R brakes with 200mm front and 180mm rear rotors
Rims: WTB AYSM i29 TCS 2.0 32H Tubeless ready
Hubs: Formula boost, bolt through, sealed bearings
Front tyre: WTB Vigilante TCS G2 Tough High Grip 2.6”
Rear tyre: WTB Trail Boss TCS G2 Tough High Grip 2.4”
Handlebar: SRAM Descendant 800mm width 25mm rise
Stem: SRAM Descendant 40mm
Headset: FSA Orbit tapered no. 57E
Pedals: alloy platform pedal (test pedals)
Saddle: Calibre Sentry
Dropper: Rock Shox Reverb 150mm drop
Recommended frame sizing for height:
Small frame: 163 - 170cm tall
Medium frame: 170 - 178cm tall
Large frame: 178 - 185cm tall
Extra-large frame: 185 - 196cm tall
Weight: 16.7kg (approx.)
**Some minor assembly is required. See our video (below the image) or consult our assembly guide for assistance.
Unfortunately we are not able to process faulty or warranty bike returns through our warehouse. If your bike develops a fault please take it to your nearest GO Outdoors store where we have a full workshop and trained mechanics who will be able to assist you.
Please note, this excludes Hathersage and Southport stores.
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We are not able to accept bike returns at any Millets stores
If you change your mind you can return your bike within 28 days of delivery for a refund to our Returns department. You may also return bikes to any GO Outdoors store (excluding Hathersage and Southport) who will return it for you free of charge. A refund will be issued once it is processed by our Returns department.
If your bike develops a fault please take it to your nearest GO Outdoors store (excluding Hathersage and Southport) where we have a full workshop and trained mechanics who will be able to assist you. If you believe there is a fault with your bike please do not send it back to our warehouse as they are unable to process or repair bikes.
This product qualifies for the following delivery methods
Standard UK Delivery (5-8 Days) (FREE)
Contactless delivery, 7 days a week between 8am-8pm
Premium Express Delivery (£6.95)
A tracking link will be provided once your order is despatched.
Bike Delivery (5-8 Days) (£4.99)
Bike delivery is £4.99. This applies to all bikes, and these orders are upgraded to a specialist courier service.
Next Day Delivery (£6.95)
Orders must be placed before 6pm to arrive the next day. Next day cannot be offered in the following areas, and will be attempted within 48 hours: BT (all Northern Ireland), GY, IM, JE, KW11-17, HS, PH32-35, ZE.
Collect In Store (FREE)
Premium Next Day (£6.95)
Next day cannot be offered in the following areas, and will be attempted within 48 hours: BT (all Northern Ireland), GY, IM, JE, KW11-17, HS, PH32-35, ZE.
From £4.99 to over 200 countries worldwide. Some restrictions apply.