S&M BMX Quick Release Seat Clamp (28.6 & 30mm)
S&M Quick Release Seat Clamp
The S&M quick release seat clamp is a tool-free seatpost clamp designed for fast height adjustments without Allen keys. CNC-machined aluminum construction with a knurled thumb nut allows riders to adjust seat height on the fly for different riding styles or terrain.
Key Features
- Quick Release Lever Design – Knurled thumb nut provides tool-free tightening and loosening for rapid seat height changes between sessions or tricks
- CNC-Machined Aluminum – Precision machining ensures consistent clamping force and proper fitment on frame seat tubes
- Plastic Friction Washer – Low-friction plastic washer creates smoother operation and more precise micro-adjustments compared to metal washers
- Machined Lip – CNC-machined bottom lip sits flush on top of the frame's seat tube for stable positioning and even clamping pressure
- Laser-Etched Shield Logo – Permanent S&M branding won't fade or peel over time
Technical Specifications
28.6mm Version:
- Clamp Diameter: 28.6mm
- Seatpost Compatibility: 25.4mm (1") seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
30mm Version:
- Clamp Diameter: 30mm
- Seatpost Compatibility: 27.2mm seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
Compatibility and Ideal Use Cases
The S&M quick release clamp must match your frame's seat tube outer diameter and seatpost size. The 28.6mm clamp fits frames designed for 25.4mm (1") seatposts, which is the standard BMX seatpost size. The 30mm clamp fits frames using 27.2mm seatposts, commonly found on some cruisers and older BMX frames. Measure your frame's seat tube outer diameter at the top to confirm proper sizing before ordering. This clamp is ideal for riders who frequently adjust seat height—lowering the seat for park sessions and raising it for street cruising or commuting—or for shared bikes used by multiple riders of different heights. The quick release design eliminates the need to carry tools for seat adjustments.
S&M Quick Release Seat Clamp
The S&M quick release seat clamp is a tool-free seatpost clamp designed for fast height adjustments without Allen keys. CNC-machined aluminum construction with a knurled thumb nut allows riders to adjust seat height on the fly for different riding styles or terrain.
Key Features
- Quick Release Lever Design – Knurled thumb nut provides tool-free tightening and loosening for rapid seat height changes between sessions or tricks
- CNC-Machined Aluminum – Precision machining ensures consistent clamping force and proper fitment on frame seat tubes
- Plastic Friction Washer – Low-friction plastic washer creates smoother operation and more precise micro-adjustments compared to metal washers
- Machined Lip – CNC-machined bottom lip sits flush on top of the frame's seat tube for stable positioning and even clamping pressure
- Laser-Etched Shield Logo – Permanent S&M branding won't fade or peel over time
Technical Specifications
28.6mm Version:
- Clamp Diameter: 28.6mm
- Seatpost Compatibility: 25.4mm (1") seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
30mm Version:
- Clamp Diameter: 30mm
- Seatpost Compatibility: 27.2mm seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
Compatibility and Ideal Use Cases
The S&M quick release clamp must match your frame's seat tube outer diameter and seatpost size. The 28.6mm clamp fits frames designed for 25.4mm (1") seatposts, which is the standard BMX seatpost size. The 30mm clamp fits frames using 27.2mm seatposts, commonly found on some cruisers and older BMX frames. Measure your frame's seat tube outer diameter at the top to confirm proper sizing before ordering. This clamp is ideal for riders who frequently adjust seat height—lowering the seat for park sessions and raising it for street cruising or commuting—or for shared bikes used by multiple riders of different heights. The quick release design eliminates the need to carry tools for seat adjustments.
Original: $21.95
-70%$21.95
$6.58Description
S&M Quick Release Seat Clamp
The S&M quick release seat clamp is a tool-free seatpost clamp designed for fast height adjustments without Allen keys. CNC-machined aluminum construction with a knurled thumb nut allows riders to adjust seat height on the fly for different riding styles or terrain.
Key Features
- Quick Release Lever Design – Knurled thumb nut provides tool-free tightening and loosening for rapid seat height changes between sessions or tricks
- CNC-Machined Aluminum – Precision machining ensures consistent clamping force and proper fitment on frame seat tubes
- Plastic Friction Washer – Low-friction plastic washer creates smoother operation and more precise micro-adjustments compared to metal washers
- Machined Lip – CNC-machined bottom lip sits flush on top of the frame's seat tube for stable positioning and even clamping pressure
- Laser-Etched Shield Logo – Permanent S&M branding won't fade or peel over time
Technical Specifications
28.6mm Version:
- Clamp Diameter: 28.6mm
- Seatpost Compatibility: 25.4mm (1") seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
30mm Version:
- Clamp Diameter: 30mm
- Seatpost Compatibility: 27.2mm seatpost
- Material: CNC-machined aluminum
- Closure: Quick release thumb nut
- Graphics: Laser-etched S&M Shield logo
Compatibility and Ideal Use Cases
The S&M quick release clamp must match your frame's seat tube outer diameter and seatpost size. The 28.6mm clamp fits frames designed for 25.4mm (1") seatposts, which is the standard BMX seatpost size. The 30mm clamp fits frames using 27.2mm seatposts, commonly found on some cruisers and older BMX frames. Measure your frame's seat tube outer diameter at the top to confirm proper sizing before ordering. This clamp is ideal for riders who frequently adjust seat height—lowering the seat for park sessions and raising it for street cruising or commuting—or for shared bikes used by multiple riders of different heights. The quick release design eliminates the need to carry tools for seat adjustments.
