Accu-Shot BT78 rail kit for the SIG Sauer CROSS buttstock shown lengthwise with its mounting hardware

Accu-Shot BT78 SIG Sauer CROSS buttstock rail kit, a closer view of the black anodised Picatinny rail

Accu-Shot BT78 buttstock rail kit for the SIG Sauer CROSS rifle, pictured on a plain white backdrop

Accu-Shot BT78 SIG Sauer CROSS Buttstock Rail Kit

£34.95

VAT included.

In stock 7–10 day delivery SKU: BT78

Stock is imported from the USA to us, then shipped to you from the UK — we cover all duties and import charges, so there is nothing to pay on delivery.

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UK DispatchShipped from the UK

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Genuine ProductsAuthorised UK retailer

Free UK shipping on all orders. Estimated delivery within 7–10 business days. 30-day returns on unused items in their original packaging.

Covered by the manufacturer's warranty. Contact our UK support team for any warranty assistance.

A UK-based specialist retailer of premium optics and tactical gear from trusted global brands — with no import fees and secure checkout.

Description

The Accu-Shot BT78 SIG Sauer CROSS Buttstock Rail Kit adds a 1913 Picatinny rail to the SIG Sauer CROSS buttstock, enabling PRM monopod mounting on the CROSS rifle.

How It Compares

Pairs with the BT12-QK and other PRM monopods. Browse all bipods & monopods and the full B&T Industries range.

Ideal For

SIG Sauer CROSS rifles
Adding rear monopod support

Key Features

Genuine B&T Industries accessory
Purpose-made for the SIG Sauer CROSS buttstock

Technical Specifications

Type	Buttstock rail kit
Fits	SIG Sauer CROSS
Brand	B&T Industries, LLC (USA)
SKU / MPN / UPC	BT78 / BT78 / 810040220746

What's Included

1× Accu-Shot BT78 CROSS rail kit with fixings

UK Delivery & Support

This Accu-Shot accessory is dispatched tracked from our UK warehouse — no import duties or customs delays — backed by UK-based aftersales support.

Frequently Asked Questions

What can I mount on it?
Any 1913-rail device — typically a PRM Accu-Shot monopod for rear support.

Accu-Shot BT78 SIG Sauer CROSS Buttstock Rail Kit £34.95

Why buy from Xtreme Tactical

UK-Based Retailer

Dispatched from the UK.

No Import Fees

Order without overseas customs or surprises.

Secure Checkout

Protected payment options on every order.

Specialist Support

Expert product knowledge when you need it.