Components & Locking Systems

Engineered for Life

College Park’s endo components are designed for durability and performance. Manufactured from high-quality materials, each component was designed to offer strength and precision for long-term use in a wide range of environments. Whether you need corrosion-resistant, waterproof options or specialized solutions for pediatric care, our diverse product line ensures the right fit for every need.

Noise Abatement

90% of noise occurs at the interfaces, and there are 19 mating surfaces in a typical prosthetic leg. College Park uses premium materials and special treatments for the screws and threads that can make all the difference. When two mating surfaces are smooth, the potential for noise due to friction is almost guaranteed. Contact treatment and integrated ridges on our pyramids assist in reducing this micro-movement for noise abatement right at the clamping surface. Our steel set screws offer many benefits, including noise reduction from a roughened surface and corrosion resistance from a zinc coating. A nylon patch can provide a reusable, reliable alternative to Loctite—preventing loosening without damaging threads.

Adjustable Torsion Adapters

College Park’s torsion adapters were designed to provide smooth rotation while reducing forces to a patient’s socket and residual limb. Made of titanium and stainless steel, this durable component is easily adjustable for prosthetists. It offers a maximum of 20° of internal and external rotation. Users can twist and turn with ease, which may improve comfort for walking or recreational activities like golf, skateboarding, and tennis.

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Heavy Duty/Economy

HEAVY DUTY

Material: Stainless Steel | Weight Limit: 400 lbs (181 kg)

Component Build Height Weight Part Number
LOW-PROFILE TUBE ADAPTER, 250mm
LOW-PROFILE TUBE ADAPTER

250 mm
34 mm diameter

57 mm (MIN) 302 g (MAX) TA S250 34
LOW-PROFILE TUBE ADAPTER, 430mm
LOW-PROFILE TUBE ADAPTER

430 mm/ 34 mm diameter

57 mm (MIN) 425 g (MAX) TA S430 34
TUBE CLAMP
TUBE CLAMP

34 mm diameter

55 mm 146 g TC S 34
4-HOLE PYRAMID ADAPTER, Standard
4-HOLE PYRAMID ADAPTER

Standard

7 mm 118 g 4HPA S
4-HOLE PYRAMID RECEIVER, Standard
4-HOLE PYRAMID RECEIVER

Standard

17 mm 75 g 4HPR S
ECONOMY

Material: Stainless Steel | Weight Limit: 300 lbs (136 kg)

Components Build Height Weight Part Number
LOW-PROFILE TUBE ADAPTER, 250mm
LOW-PROFILE TUBE ADAPTER

250 mm
30 mm diameter

75 mm (MIN) 303 g (MAX) TA S250 30
LOW-PROFILE TUBE ADAPTER, 430mm
LOW-PROFILE TUBE ADAPTER

430 mm/ 30 mm diameter

57 mm (MIN) 418 g (MAX) TA S430 30
TUBE CLAMP
TUBE CLAMP

30 mm diameter

51 mm 140 g TC S 30

Titanium

Material: Titanium | Weight Limit: 300 lbs (136 kg)

Component Build Height Weight Part Number
30mm Waterproof Tube Adapter, 250mm, Ti
30mm Waterproof Tube Adapter, Ti, 250mm

250 mm/30 mm diameter

250mm (MAX) 255 g (MAX) TA WT250 30
30mm Waterproof Tube Adapter, 430mm, Ti
30mm Waterproof Tube Adapter, Ti, 430mm

250 mm/30 mm diameter

430mm (MAX) 390 g (MAX) TA WT430 30
LOW-PROFILE TUBE ADAPTER, 250mm
LOW-PROFILE TUBE ADAPTER

250 mm
30 mm diameter

57 mm (MIN) 221 g (MAX) TA T250 30
LOW-PROFILE TUBE ADAPTER, 430mm
LOW-PROFILE TUBE ADAPTER

430 mm/30 mm diameter

57 mm (MIN) 337 g (MAX) TA T430 30
TUBE CLAMP
TUBE CLAMP

30 mm diameter

51 mm 82 g TC T
DOUBLE ENDED ADAPTER, 35mm
DOUBLE ENDED ADAPTER

35mm

35mm 95 g DR T35
DOUBLE ENDED ADAPTER, 45mm
DOUBLE ENDED ADAPTER

45mm

45mm 110 g DR T45
DOUBLE ENDED ADAPTER, 60mm
DOUBLE ENDED ADAPTER

60mm

60mm 123 g DR T60
DOUBLE ENDED ADAPTER, 75mm
DOUBLE ENDED ADAPTER

75mm

75mm 136 g DR T75
4-HOLE PYRAMID RECEIVER, Standard
4-HOLE PYRAMID RECEIVER

Standard

17 mm 64 g 4HPR T
4-HOLE PYRAMID RECEIVER, Rotatable
4-HOLE PYRAMID RECEIVER

Rotatable

19 mm 90 g 4HPRR T
4-HOLE PYRAMID ADAPTER, Standard
4-HOLE PYRAMID ADAPTER

Standard

7 mm 46 g 4HPA T
4-HOLE PYRAMID ADAPTER, Rotatable
4-HOLE PYRAMID RECEIVER

Rotatable

9.5 mm 77 g 4HPAR T
4-HOLE PYRAMID OFFSET, Axial
4-HOLE PYRAMID OFFSET

Axial

7 mm 55 g 4HPA AO T
4-HOLE PYRAMID OFFSET, Diagonal
4-HOLE PYRAMID OFFSET

Diagonal

7 mm 64 g 4HPA DO T
4-HOLE PYRAMID ADAPTER, w/Pin-Lock Hole
4-HOLE PYRAMID ADAPTER

w/Pin-Lock Hole

7 mm 44 g 4HPH T
4-HOLE PYRAMID ADAPTER, w/Pin-Lock Hole Rotatable
4-HOLE PYRAMID ADAPTER

w/Pin-Lock Hole Rotatable

7 mm 74 g 4HPHR T

Pediatric/Geriatric

Pediatric

Material: Titanium | Weight Limit: 165 lbs (75 kg)

Component Build Height Weight Part Number
LOW-PROFILE TUBE ADAPTER*, 300mm
LOW-PROFILE TUBE ADAPTER*

300 mm
22 mm diameter

47 mm (MIN) 169 g (MAX) TA T300 22
TUBE CLAMP, 22mm
TUBE CLAMP*

22 mm diameter

39 mm 46 g TC T 22
LOW-PROFILE TUBE ADAPTER*, 300mm 25 diameter
LOW-PROFILE TUBE ADAPTER

300 mm
25 mm diameter

47 mm (MIN) 209 g (MAX) TA T300 25
TUBE CLAMP, 25mm
TUBE CLAMP

25 mm diameter

39 mm 45 g TC T 25
4-HOLE PYRAMID ADAPTER, Standard
4-HOLE PYRAMID RECEIVER

Standard

15 mm 44 g 4HPR TP
4-HOLE PYRAMID ADAPTER, Rotatable
4-HOLE PYRAMID RECEIVER

Rotatable

16 mm 50 g 4HPRR TP
4-HOLE PYRAMID ADAPTER, Standard
4-HOLE PYRAMID ADAPTER

Standard

8 mm 36 g 4HPA TP
4-HOLE PYRAMID ADAPTER, Rotatable
4-HOLE PYRAMID ADAPTER

Rotatable

9 mm 56 g 4HPAR TP
Geriatric

Material: Titanium | Weight Limit: 165 lbs (75 kg)

Component Build Height Weight Part Number
LOW-PROFILE TUBE ADAPTER, 300mm
LOW-PROFILE TUBE ADAPTER

300 mm
25 mm diameter with
30 mm adult receiver

52 mm (MIN) 242 g (MAX) TA T300 2530
TUBE CLAMP, 25mm
TUBE CLAMP

25 mm diameter with
30mm adult receiver

45 mm 83 g TC T 2530

Waterproof

Material: Titanium | Weight Limit: 300 lbs (136 kg)

Component Build Height Weight Part Number
30mm Waterproof Tube Adapter, 250mm, Ti
30mm Waterproof Tube Adapter, Ti, 250mm

250 mm/30 mm diameter

250mm (MAX) 255 g (MAX) TA WT250 30
30mm Waterproof Tube Adapter, 430mm, Ti
30mm Waterproof Tube Adapter, Ti, 430mm

250 mm/30 mm diameter

430mm (MAX) 390 g (MAX) TA WT430 30