Allen Brothers 45mm Autoratchet
Pickup available at 1830 East Interstate 30
Usually ready in 24 hours
Shipping and Delivery
Free shipping for orders of $98 or more (US Continental)
- Free shipping for orders of $750 or more (International)
- Add 3 business days to the standard shipping time for USPS deliveries.
- UPS and FedEx Ground usually take 2 to 5 business days for in-stock orders.
- UPS and FedEx deliver on Saturdays only for Friday overnight shipments, which may incur an extra
charge. - Orders that apply for free shipping will be delivered between 8 and 10 business days.
- International customers will be responsible for any applicable import duties,fees, or taxes.
- Oversized items like whisker poles, spinnaker poles, and tracks over 7 feet require freight shipping, with an estimated cost of $500 depending on the destination.These orders must be delivered to a
commercial address, such as a marina, yacht club, or boatyard where your sailboat is located.
A recipient must be present to sign for the delivery upon arrival,For more info, Click Here.
Allen Brothers 45mm Autoratchet
AutoRatchet 45
AutoRatchet blocks feature an internal ratcheting mechanism that turns on and off automatically when a certain load is reached. This gives the user greater holding power on hand-held lines while also allowing the sheave to spin freely at lower loads, enabling the line to run quickly during manoeuvres.
AutoRatchets are ideal for use in spinnaker sheet systems where fast, unrestricted sheet release is required during gybes.
X2
The "X2" is our innovative double pawl system, designed to increase the longevity of the ratchet mechanism. Unlike conventional ratchet blocks, the X2 pawl system shares the load across two pawls within the mechanism. This results in a more durable and reliable ratcheting system capable of withstanding higher loads over a longer service life.
Extreme Hold
The X2 AutoRatchet 45 features a hardwearing nylon sheave with eight V grips to provide exceptional holding power on all lines. For maximum performance, we recommend pairing this ratchet block with 7mm Excel Marstron Plus.
Swivel Lock
The swivel can be locked in 90-degree orientations using the small black swivel lock at the top of the block. Alternatively, the swivel can be set to spin freely.
Trigger Load
The AutoRatchet mechanism is designed to engage at 10kg with a line wrap of 180 degrees around the sheave.
Technical Description
| Accessories | Swivel |
| Breaking Load | 280 kg |
| Configuration | Single |
| Length | 90 mm |
| Maximum Line Diameter | 8 mm |
| Maximum Working Load | 140 kg |
| Mechanism | AutoRatchet |
| Pin Size | 4 mm |
| Sheave Diameter | 45 mm |
| Trigger Load | 10 kg |
| Weight | 54 g |
Allen Brothers 45mm Autoratchet
AutoRatchet 45
AutoRatchet blocks feature an internal ratcheting mechanism that turns on and off automatically when a certain load is reached. This gives the user greater holding power on hand-held lines while also allowing the sheave to spin freely at lower loads, enabling the line to run quickly during manoeuvres.
AutoRatchets are ideal for use in spinnaker sheet systems where fast, unrestricted sheet release is required during gybes.
X2
The "X2" is our innovative double pawl system, designed to increase the longevity of the ratchet mechanism. Unlike conventional ratchet blocks, the X2 pawl system shares the load across two pawls within the mechanism. This results in a more durable and reliable ratcheting system capable of withstanding higher loads over a longer service life.
Extreme Hold
The X2 AutoRatchet 45 features a hardwearing nylon sheave with eight V grips to provide exceptional holding power on all lines. For maximum performance, we recommend pairing this ratchet block with 7mm Excel Marstron Plus.
Swivel Lock
The swivel can be locked in 90-degree orientations using the small black swivel lock at the top of the block. Alternatively, the swivel can be set to spin freely.
Trigger Load
The AutoRatchet mechanism is designed to engage at 10kg with a line wrap of 180 degrees around the sheave.
Technical Description
| Accessories | Swivel |
| Breaking Load | 280 kg |
| Configuration | Single |
| Length | 90 mm |
| Maximum Line Diameter | 8 mm |
| Maximum Working Load | 140 kg |
| Mechanism | AutoRatchet |
| Pin Size | 4 mm |
| Sheave Diameter | 45 mm |
| Trigger Load | 10 kg |
| Weight | 54 g |


